diff --git a/apps/client/src/network/handlers/GameHandler.ts b/apps/client/src/network/handlers/GameHandler.ts
index 51bc03a..ea957ad 100644
--- a/apps/client/src/network/handlers/GameHandler.ts
+++ b/apps/client/src/network/handlers/GameHandler.ts
@@ -17,7 +17,7 @@
   MovePayload,
   NewPlayerPayload,
   PlaceBombPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   RemovePlayerPayload,
   UpdateMapCellsPayload,
   UpdatePlayersPayload,
@@ -47,8 +47,8 @@
   offBombPlaced: (callback: (payload: BombPlacedPayload) => void) => void;
   onBombPlacedAck: (callback: (payload: BombPlacedAckPayload) => void) => void;
   offBombPlacedAck: (callback: (payload: BombPlacedAckPayload) => void) => void;
-  onPlayerDead: (callback: (payload: PlayerDeadPayload) => void) => void;
-  offPlayerDead: (callback: (payload: PlayerDeadPayload) => void) => void;
+  onPlayerHit: (callback: (payload: PlayerHitPayload) => void) => void;
+  offPlayerHit: (callback: (payload: PlayerHitPayload) => void) => void;
   sendMove: (x: number, y: number) => void;
   sendPlaceBomb: (payload: PlaceBombPayload) => void;
   sendBombHitReport: (payload: BombHitReportPayload) => void;
@@ -111,8 +111,8 @@
   const bombPlacedAckSubscription = createSubscriptionPair(
     protocol.SocketEvents.BOMB_PLACED_ACK
   );
-  const playerDeadSubscription = createSubscriptionPair(
-    protocol.SocketEvents.PLAYER_DEAD
+  const playerHitSubscription = createSubscriptionPair(
+    protocol.SocketEvents.PLAYER_HIT
   );
   const sendMovePayload = createPayloadSender(protocol.SocketEvents.MOVE);
   const sendPlaceBombPayload = createPayloadSender(protocol.SocketEvents.PLACE_BOMB);
@@ -185,11 +185,11 @@
     offBombPlacedAck: (callback) => {
       bombPlacedAckSubscription.off(callback);
     },
-    onPlayerDead: (callback) => {
-      playerDeadSubscription.on(callback);
+    onPlayerHit: (callback) => {
+      playerHitSubscription.on(callback);
     },
-    offPlayerDead: (callback) => {
-      playerDeadSubscription.off(callback);
+    offPlayerHit: (callback) => {
+      playerHitSubscription.off(callback);
     },
     sendMove: (x, y) => {
       const payload: MovePayload = { x, y };
diff --git a/apps/client/src/scenes/game/GameManager.ts b/apps/client/src/scenes/game/GameManager.ts
index 410f186..30463e6 100644
--- a/apps/client/src/scenes/game/GameManager.ts
+++ b/apps/client/src/scenes/game/GameManager.ts
@@ -134,8 +134,8 @@
         onBombPlacementAcknowledged: (payload) => {
           this.gameEventFacade.applyBombPlacementAcknowledged(payload);
         },
-        onRemotePlayerDead: (payload) => {
-          this.combatFacade.handleNetworkPlayerDead(payload);
+        onRemotePlayerHit: (payload) => {
+          this.combatFacade.handleNetworkPlayerHit(payload);
         },
         onBombExploded: (payload) => {
           this.combatFacade.handleBombExploded(payload);
diff --git a/apps/client/src/scenes/game/application/GameNetworkSync.ts b/apps/client/src/scenes/game/application/GameNetworkSync.ts
index 0b48001..14839dd 100644
--- a/apps/client/src/scenes/game/application/GameNetworkSync.ts
+++ b/apps/client/src/scenes/game/application/GameNetworkSync.ts
@@ -7,7 +7,7 @@
 import type {
   BombPlacedAckPayload,
   BombPlacedPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
 } from "@repo/shared";
 import { AppearanceResolver } from "./AppearanceResolver";
 import { GameMapController } from "@client/scenes/game/entities/map/GameMapController";
@@ -27,7 +27,7 @@
   onGameEnded: () => void;
   onRemoteBombPlaced: (payload: BombPlacedPayload) => void;
   onBombPlacementAcknowledged: (payload: BombPlacedAckPayload) => void;
-  onRemotePlayerDead: (payload: PlayerDeadPayload) => void;
+  onRemotePlayerHit: (payload: PlayerHitPayload) => void;
 };
 
 /** ゲーム中のネットワークイベント購読と同期処理を管理する */
@@ -53,7 +53,7 @@
     onGameEnded,
     onRemoteBombPlaced,
     onBombPlacementAcknowledged,
-    onRemotePlayerDead,
+    onRemotePlayerHit,
   }: GameNetworkSyncOptions) {
     this.stateApplier = new GameNetworkStateApplier({
       worldContainer,
@@ -65,7 +65,7 @@
       onGameEnded,
       onRemoteBombPlaced,
       onBombPlacementAcknowledged,
-      onRemotePlayerDead,
+      onRemotePlayerHit,
       onDebugLog: this.debugLog,
     });
 
diff --git a/apps/client/src/scenes/game/application/PlayerDeathPolicy.ts b/apps/client/src/scenes/game/application/PlayerDeathPolicy.ts
deleted file mode 100644
index 56b33b1..0000000
--- a/apps/client/src/scenes/game/application/PlayerDeathPolicy.ts
+++ /dev/null
@@ -1,68 +0,0 @@
-import type { PlayerDeadPayload } from "@repo/shared";
-
-type PlayerDeathPolicyParams = {
-  myId: string;
-  hitStunMs: number;
-  acquireInputLock: () => () => void;
-};
-
-/** 被弾後のローカルプレイヤー処理ポリシーを管理する */
-export class PlayerDeathPolicy {
-  private myId: string;
-  private hitStunMs: number;
-  private acquireInputLock: () => () => void;
-  private activeLockRelease: (() => void) | null = null;
-  private unlockTimer: ReturnType<typeof setTimeout> | null = null;
-
-  constructor({ myId, hitStunMs, acquireInputLock }: PlayerDeathPolicyParams) {
-    this.myId = myId;
-    this.hitStunMs = hitStunMs;
-    this.acquireInputLock = acquireInputLock;
-  }
-
-  /** サーバーからの死亡通知に応じてローカル被弾後処理を適用する */
-  public applyPlayerDeadEvent(payload: PlayerDeadPayload): void {
-    if (payload.playerId !== this.myId) {
-      return;
-    }
-
-    this.applyHitStun();
-  }
-
-  /** ローカル被弾判定時に硬直を適用する */
-  public applyLocalHitStun(): void {
-    this.applyHitStun();
-  }
-
-  /** ポリシーが保持するタイマーと入力ロックを解放する */
-  public dispose(): void {
-    if (this.unlockTimer) {
-      clearTimeout(this.unlockTimer);
-      this.unlockTimer = null;
-    }
-
-    if (this.activeLockRelease) {
-      this.activeLockRelease();
-      this.activeLockRelease = null;
-    }
-  }
-
-  private applyHitStun(): void {
-    if (!this.activeLockRelease) {
-      this.activeLockRelease = this.acquireInputLock();
-    }
-
-    if (this.unlockTimer) {
-      clearTimeout(this.unlockTimer);
-      this.unlockTimer = null;
-    }
-
-    this.unlockTimer = setTimeout(() => {
-      this.unlockTimer = null;
-      if (this.activeLockRelease) {
-        this.activeLockRelease();
-        this.activeLockRelease = null;
-      }
-    }, this.hitStunMs);
-  }
-}
diff --git a/apps/client/src/scenes/game/application/PlayerHitEffectOrchestrator.ts b/apps/client/src/scenes/game/application/PlayerHitEffectOrchestrator.ts
index 8ffe11c..66ece0e 100644
--- a/apps/client/src/scenes/game/application/PlayerHitEffectOrchestrator.ts
+++ b/apps/client/src/scenes/game/application/PlayerHitEffectOrchestrator.ts
@@ -54,9 +54,9 @@
   }
 
   /** ネットワーク通知の被弾時に必要な点滅演出を発火する */
-  public handleNetworkPlayerDead(playerId: string, localPlayerId: string): void {
+  public handleNetworkPlayerHit(playerId: string, localPlayerId: string): void {
     this.dispatch({
-      name: "network-player-dead",
+      name: "network-player-hit",
       payload: {
         playerId,
         localPlayerId,
@@ -67,7 +67,7 @@
   /** 被弾演出イベント名に応じて処理を分岐する */
   public dispatch(event: PlayerHitEffectEvent): void {
     if (
-      event.name === "network-player-dead"
+      event.name === "network-player-hit"
       && event.payload.playerId === event.payload.localPlayerId
     ) {
       return;
diff --git a/apps/client/src/scenes/game/application/PlayerHitPolicy.ts b/apps/client/src/scenes/game/application/PlayerHitPolicy.ts
new file mode 100644
index 0000000..04b907e
--- /dev/null
+++ b/apps/client/src/scenes/game/application/PlayerHitPolicy.ts
@@ -0,0 +1,68 @@
+import type { PlayerHitPayload } from "@repo/shared";
+
+type PlayerHitPolicyParams = {
+  myId: string;
+  hitStunMs: number;
+  acquireInputLock: () => () => void;
+};
+
+/** 被弾後のローカルプレイヤー処理ポリシーを管理する */
+export class PlayerHitPolicy {
+  private myId: string;
+  private hitStunMs: number;
+  private acquireInputLock: () => () => void;
+  private activeLockRelease: (() => void) | null = null;
+  private unlockTimer: ReturnType<typeof setTimeout> | null = null;
+
+  constructor({ myId, hitStunMs, acquireInputLock }: PlayerHitPolicyParams) {
+    this.myId = myId;
+    this.hitStunMs = hitStunMs;
+    this.acquireInputLock = acquireInputLock;
+  }
+
+  /** サーバーからの被弾通知に応じてローカル被弾後処理を適用する */
+  public applyPlayerHitEvent(payload: PlayerHitPayload): void {
+    if (payload.playerId !== this.myId) {
+      return;
+    }
+
+    this.applyHitStun();
+  }
+
+  /** ローカル被弾判定時に硬直を適用する */
+  public applyLocalHitStun(): void {
+    this.applyHitStun();
+  }
+
+  /** ポリシーが保持するタイマーと入力ロックを解放する */
+  public dispose(): void {
+    if (this.unlockTimer) {
+      clearTimeout(this.unlockTimer);
+      this.unlockTimer = null;
+    }
+
+    if (this.activeLockRelease) {
+      this.activeLockRelease();
+      this.activeLockRelease = null;
+    }
+  }
+
+  private applyHitStun(): void {
+    if (!this.activeLockRelease) {
+      this.activeLockRelease = this.acquireInputLock();
+    }
+
+    if (this.unlockTimer) {
+      clearTimeout(this.unlockTimer);
+      this.unlockTimer = null;
+    }
+
+    this.unlockTimer = setTimeout(() => {
+      this.unlockTimer = null;
+      if (this.activeLockRelease) {
+        this.activeLockRelease();
+        this.activeLockRelease = null;
+      }
+    }, this.hitStunMs);
+  }
+}
diff --git a/apps/client/src/scenes/game/application/combat/CombatLifecycleFacade.ts b/apps/client/src/scenes/game/application/combat/CombatLifecycleFacade.ts
index ad3586b..29c5d64 100644
--- a/apps/client/src/scenes/game/application/combat/CombatLifecycleFacade.ts
+++ b/apps/client/src/scenes/game/application/combat/CombatLifecycleFacade.ts
@@ -4,10 +4,10 @@
  * ゲームマネージャーから被弾関連の責務を分離する
  */
 import { config } from "@client/config";
-import type { PlayerDeadPayload } from "@repo/shared";
+import type { PlayerHitPayload } from "@repo/shared";
 import type { BombExplodedPayload } from "@client/scenes/game/entities/bomb/BombManager";
 import { BombHitOrchestrator } from "@client/scenes/game/application/BombHitOrchestrator";
-import { PlayerDeathPolicy } from "@client/scenes/game/application/PlayerDeathPolicy";
+import { PlayerHitPolicy } from "@client/scenes/game/application/PlayerHitPolicy";
 import { PlayerHitEffectOrchestrator } from "@client/scenes/game/application/PlayerHitEffectOrchestrator";
 import type { GamePlayers } from "@client/scenes/game/application/game.types";
 
@@ -26,7 +26,7 @@
     bombId: string,
   ) => void;
   private readonly bombHitOrchestrator: BombHitOrchestrator;
-  private readonly playerDeathPolicy: PlayerDeathPolicy;
+  private readonly playerHitPolicy: PlayerHitPolicy;
   private readonly playerHitEffectOrchestrator: PlayerHitEffectOrchestrator;
 
   constructor({
@@ -41,7 +41,7 @@
       players,
       myId,
     });
-    this.playerDeathPolicy = new PlayerDeathPolicy({
+    this.playerHitPolicy = new PlayerHitPolicy({
       myId,
       hitStunMs: config.GAME_CONFIG.PLAYER_HIT_STUN_MS,
       acquireInputLock,
@@ -58,20 +58,20 @@
     const hitPlayerId = this.bombHitOrchestrator.evaluateHit(payload);
     if (!hitPlayerId) return;
 
-    this.playerDeathPolicy.applyLocalHitStun();
+    this.playerHitPolicy.applyLocalHitStun();
     this.playerHitEffectOrchestrator.handleLocalBombHit(this.myId);
     this.onSendBombHitReport(payload.bombId);
   }
 
   /** ネットワーク被弾通知を適用する */
-  public handleNetworkPlayerDead(payload: PlayerDeadPayload): void {
-    this.playerDeathPolicy.applyPlayerDeadEvent(payload);
-    this.playerHitEffectOrchestrator.handleNetworkPlayerDead(payload.playerId, this.myId);
+  public handleNetworkPlayerHit(payload: PlayerHitPayload): void {
+    this.playerHitPolicy.applyPlayerHitEvent(payload);
+    this.playerHitEffectOrchestrator.handleNetworkPlayerHit(payload.playerId, this.myId);
   }
 
   /** 管理中リソースを破棄する */
   public dispose(): void {
     this.bombHitOrchestrator.clear();
-    this.playerDeathPolicy.dispose();
+    this.playerHitPolicy.dispose();
   }
 }
\ No newline at end of file
diff --git a/apps/client/src/scenes/game/application/network/NetworkSubscriptions.ts b/apps/client/src/scenes/game/application/network/NetworkSubscriptions.ts
index 965b5fd..35746cd 100644
--- a/apps/client/src/scenes/game/application/network/NetworkSubscriptions.ts
+++ b/apps/client/src/scenes/game/application/network/NetworkSubscriptions.ts
@@ -10,7 +10,7 @@
   CurrentPlayersPayload,
   GameStartPayload,
   NewPlayerPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   RemovePlayerPayload,
   UpdateMapCellsPayload,
   UpdatePlayersPayload,
@@ -33,7 +33,7 @@
   gameEnd: SocketSubscription;
   bombPlaced: SocketSubscription;
   bombPlacedAck: SocketSubscription;
-  playerDead: SocketSubscription;
+  playerHit: SocketSubscription;
 };
 
 /** 購読辞書生成に必要なハンドラ群 */
@@ -47,7 +47,7 @@
   onGameEnd: () => void;
   onBombPlaced: (payload: BombPlacedPayload) => void;
   onBombPlacedAck: (payload: BombPlacedAckPayload) => void;
-  onPlayerDead: (payload: PlayerDeadPayload) => void;
+  onPlayerHit: (payload: PlayerHitPayload) => void;
 };
 
 type SubscriptionDefinition = {
@@ -120,10 +120,10 @@
     }),
   },
   {
-    key: "playerDead",
+    key: "playerHit",
     create: (handlers) => ({
-      bind: () => socketManager.game.onPlayerDead(handlers.onPlayerDead),
-      unbind: () => socketManager.game.offPlayerDead(handlers.onPlayerDead),
+      bind: () => socketManager.game.onPlayerHit(handlers.onPlayerHit),
+      unbind: () => socketManager.game.offPlayerHit(handlers.onPlayerHit),
     }),
   },
 ];
diff --git a/apps/client/src/scenes/game/application/network/adapters/GameNetworkEventAdapter.ts b/apps/client/src/scenes/game/application/network/adapters/GameNetworkEventAdapter.ts
index b1c9a60..d4929da 100644
--- a/apps/client/src/scenes/game/application/network/adapters/GameNetworkEventAdapter.ts
+++ b/apps/client/src/scenes/game/application/network/adapters/GameNetworkEventAdapter.ts
@@ -7,7 +7,7 @@
   BombPlacedAckPayload,
   BombPlacedPayload,
   GameStartPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
 } from "@repo/shared";
 
 /** ゲーム開始受信ペイロードから開始時刻を抽出する
@@ -38,9 +38,9 @@
   return payload;
 };
 
-/** プレイヤー死亡受信ペイロードを内部ペイロードへ正規化する */
-export const toRemotePlayerDeadPayload = (
-  payload: PlayerDeadPayload,
-): PlayerDeadPayload => {
+/** プレイヤー被弾受信ペイロードを内部ペイロードへ正規化する */
+export const toRemotePlayerHitPayload = (
+  payload: PlayerHitPayload,
+): PlayerHitPayload => {
   return payload;
 };
\ No newline at end of file
diff --git a/apps/client/src/scenes/game/application/network/handlers/CombatSyncHandler.ts b/apps/client/src/scenes/game/application/network/handlers/CombatSyncHandler.ts
index f2f23df..8ae9e60 100644
--- a/apps/client/src/scenes/game/application/network/handlers/CombatSyncHandler.ts
+++ b/apps/client/src/scenes/game/application/network/handlers/CombatSyncHandler.ts
@@ -6,30 +6,30 @@
 import type {
   BombPlacedAckPayload,
   BombPlacedPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
 } from "@repo/shared";
 
 /** CombatSyncHandler の初期化入力 */
 export type CombatSyncHandlerOptions = {
   onRemoteBombPlaced: (payload: BombPlacedPayload) => void;
   onBombPlacementAcknowledged: (payload: BombPlacedAckPayload) => void;
-  onRemotePlayerDead: (payload: PlayerDeadPayload) => void;
+  onRemotePlayerHit: (payload: PlayerHitPayload) => void;
 };
 
 /** 戦闘関連イベントの橋渡しを担当する */
 export class CombatSyncHandler {
   private readonly onRemoteBombPlaced: (payload: BombPlacedPayload) => void;
   private readonly onBombPlacementAcknowledged: (payload: BombPlacedAckPayload) => void;
-  private readonly onRemotePlayerDead: (payload: PlayerDeadPayload) => void;
+  private readonly onRemotePlayerHit: (payload: PlayerHitPayload) => void;
 
   constructor({
     onRemoteBombPlaced,
     onBombPlacementAcknowledged,
-    onRemotePlayerDead,
+    onRemotePlayerHit,
   }: CombatSyncHandlerOptions) {
     this.onRemoteBombPlaced = onRemoteBombPlaced;
     this.onBombPlacementAcknowledged = onBombPlacementAcknowledged;
-    this.onRemotePlayerDead = onRemotePlayerDead;
+    this.onRemotePlayerHit = onRemotePlayerHit;
   }
 
   /** 他プレイヤーの爆弾設置受信イベントを橋渡しする */
@@ -42,8 +42,8 @@
     this.onBombPlacementAcknowledged(payload);
   };
 
-  /** プレイヤー死亡受信イベントを橋渡しする */
-  public handleReceivedPlayerDead = (payload: PlayerDeadPayload): void => {
-    this.onRemotePlayerDead(payload);
+  /** プレイヤー被弾受信イベントを橋渡しする */
+  public handleReceivedPlayerHit = (payload: PlayerHitPayload): void => {
+    this.onRemotePlayerHit(payload);
   };
 }
\ No newline at end of file
diff --git a/apps/client/src/scenes/game/application/network/handlers/GameNetworkStateApplier.ts b/apps/client/src/scenes/game/application/network/handlers/GameNetworkStateApplier.ts
index f38e05c..3c3ee2a 100644
--- a/apps/client/src/scenes/game/application/network/handlers/GameNetworkStateApplier.ts
+++ b/apps/client/src/scenes/game/application/network/handlers/GameNetworkStateApplier.ts
@@ -7,7 +7,7 @@
 import type {
   BombPlacedAckPayload,
   BombPlacedPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
 } from "@repo/shared";
 import { domain } from "@repo/shared";
 import { AppearanceResolver } from "@client/scenes/game/application/AppearanceResolver";
@@ -17,7 +17,7 @@
   toBombPlacementAcknowledgedPayload,
   toGameStartedAt,
   toRemoteBombPlacedPayload,
-  toRemotePlayerDeadPayload,
+  toRemotePlayerHitPayload,
 } from "@client/scenes/game/application/network/adapters/GameNetworkEventAdapter";
 import { CombatSyncHandler } from "./CombatSyncHandler";
 import { MapSyncHandler } from "./MapSyncHandler";
@@ -35,7 +35,7 @@
   onGameEnded: () => void;
   onRemoteBombPlaced: (payload: BombPlacedPayload) => void;
   onBombPlacementAcknowledged: (payload: BombPlacedAckPayload) => void;
-  onRemotePlayerDead: (payload: PlayerDeadPayload) => void;
+  onRemotePlayerHit: (payload: PlayerHitPayload) => void;
   onDebugLog?: (message: string) => void;
 };
 
@@ -59,7 +59,7 @@
     onGameEnded,
     onRemoteBombPlaced,
     onBombPlacementAcknowledged,
-    onRemotePlayerDead,
+    onRemotePlayerHit,
     onDebugLog,
   }: GameNetworkStateApplierOptions) {
     this.playerSyncHandler = new PlayerSyncHandler({
@@ -76,8 +76,8 @@
       onBombPlacementAcknowledged: (payload) => {
         onBombPlacementAcknowledged(toBombPlacementAcknowledgedPayload(payload));
       },
-      onRemotePlayerDead: (payload) => {
-        onRemotePlayerDead(toRemotePlayerDeadPayload(payload));
+      onRemotePlayerHit: (payload) => {
+        onRemotePlayerHit(toRemotePlayerHitPayload(payload));
       },
     });
     this.onGameStarted = onGameStarted;
@@ -118,8 +118,8 @@
       onReceivedBombPlacedAck: (payload) => {
         this.combatSyncHandler.handleReceivedBombPlacedAck(payload);
       },
-      onReceivedPlayerDead: (payload) => {
-        this.combatSyncHandler.handleReceivedPlayerDead(payload);
+      onReceivedPlayerHit: (payload) => {
+        this.combatSyncHandler.handleReceivedPlayerHit(payload);
       },
     };
   }
diff --git a/apps/client/src/scenes/game/application/network/receivers/GameNetworkEventReceiver.ts b/apps/client/src/scenes/game/application/network/receivers/GameNetworkEventReceiver.ts
index dcb95ed..38ef476 100644
--- a/apps/client/src/scenes/game/application/network/receivers/GameNetworkEventReceiver.ts
+++ b/apps/client/src/scenes/game/application/network/receivers/GameNetworkEventReceiver.ts
@@ -9,7 +9,7 @@
   CurrentPlayersPayload,
   GameStartPayload,
   NewPlayerPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   RemovePlayerPayload,
   UpdateMapCellsPayload,
   UpdatePlayersPayload,
@@ -30,7 +30,7 @@
   onReceivedGameEnd: () => void;
   onReceivedBombPlaced: (payload: BombPlacedPayload) => void;
   onReceivedBombPlacedAck: (payload: BombPlacedAckPayload) => void;
-  onReceivedPlayerDead: (payload: PlayerDeadPayload) => void;
+  onReceivedPlayerHit: (payload: PlayerHitPayload) => void;
 };
 
 /** 受信イベント購読の管理を担当する */
@@ -49,7 +49,7 @@
       onGameEnd: handlers.onReceivedGameEnd,
       onBombPlaced: handlers.onReceivedBombPlaced,
       onBombPlacedAck: handlers.onReceivedBombPlacedAck,
-      onPlayerDead: handlers.onReceivedPlayerDead,
+      onPlayerHit: handlers.onReceivedPlayerHit,
     });
   }
 
diff --git a/apps/client/src/scenes/game/application/orchestrators/GameSceneOrchestrator.ts b/apps/client/src/scenes/game/application/orchestrators/GameSceneOrchestrator.ts
index 96c9ce9..c81cc5c 100644
--- a/apps/client/src/scenes/game/application/orchestrators/GameSceneOrchestrator.ts
+++ b/apps/client/src/scenes/game/application/orchestrators/GameSceneOrchestrator.ts
@@ -7,7 +7,7 @@
 import type {
   BombPlacedAckPayload,
   BombPlacedPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
 } from "@repo/shared";
 import { AppearanceResolver } from "@client/scenes/game/application/AppearanceResolver";
 import { GameMapController } from "@client/scenes/game/entities/map/GameMapController";
@@ -29,7 +29,7 @@
   onGameEnded: () => void;
   onRemoteBombPlaced: (payload: BombPlacedPayload) => void;
   onBombPlacementAcknowledged: (payload: BombPlacedAckPayload) => void;
-  onRemotePlayerDead: (payload: PlayerDeadPayload) => void;
+  onRemotePlayerHit: (payload: PlayerHitPayload) => void;
 };
 
 /** BombManager 生成入力型 */
@@ -48,7 +48,7 @@
   onGameEnded: () => void;
   onRemoteBombPlaced: (payload: BombPlacedPayload) => void;
   onBombPlacementAcknowledged: (payload: BombPlacedAckPayload) => void;
-  onRemotePlayerDead: (payload: PlayerDeadPayload) => void;
+  onRemotePlayerHit: (payload: PlayerHitPayload) => void;
   onBombExploded: (payload: BombExplodedPayload) => void;
 };
 
@@ -171,7 +171,7 @@
       onGameEnded: this.eventPorts.onGameEnded,
       onRemoteBombPlaced: this.eventPorts.onRemoteBombPlaced,
       onBombPlacementAcknowledged: this.eventPorts.onBombPlacementAcknowledged,
-      onRemotePlayerDead: this.eventPorts.onRemotePlayerDead,
+      onRemotePlayerHit: this.eventPorts.onRemotePlayerHit,
     });
     networkSync.bind();
     return networkSync;
diff --git a/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts b/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts
index 990f18e..74bf4db 100644
--- a/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts
+++ b/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts
@@ -6,7 +6,7 @@
   BombHitReportPayload,
   BombPlacedAckPayload,
   BombPlacedPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   domain,
   PlaceBombPayload,
   CurrentPlayersPayload,
@@ -86,12 +86,12 @@
   ): void;
 }
 
-/** プレイヤー死亡通知の送信出力ポート */
-export interface PlayerDeadOutputPort {
-  publishPlayerDeadToOthersInRoom(
+/** プレイヤー被弾通知の送信出力ポート */
+export interface PlayerHitOutputPort {
+  publishPlayerHitToOthersInRoom(
     roomId: domain.room.Room["roomId"],
     deadPlayerId: string,
-    payload: PlayerDeadPayload,
+    payload: PlayerHitPayload,
   ): void;
 }
 
@@ -105,7 +105,7 @@
   | "publishGameStartToRoom"
 > &
   BombPlacementOutputPort &
-  PlayerDeadOutputPort;
+  PlayerHitOutputPort;
 
 /** 爆弾設置ユースケースが利用する爆弾状態入力ポート */
 export interface BombPlacementPort {
diff --git a/apps/server/src/domains/game/application/useCases/reportBombHitUseCase.ts b/apps/server/src/domains/game/application/useCases/reportBombHitUseCase.ts
index 5f393de..4ccf680 100644
--- a/apps/server/src/domains/game/application/useCases/reportBombHitUseCase.ts
+++ b/apps/server/src/domains/game/application/useCases/reportBombHitUseCase.ts
@@ -4,19 +4,19 @@
  * Bot被弾はサーバー側GameLoopで直接検知するため，自プレイヤーの報告のみ受け付ける
  */
 import type {
-  PlayerDeadOutputPort,
+  PlayerHitOutputPort,
   BombHitReportValidationPort,
   BombHitStatsPort,
   ReportBombHitInput,
 } from "../ports/gameUseCasePorts";
-import { shouldPublishPlayerDeadFromBombHit } from "./reportBombHitValidation";
+import { shouldPublishPlayerHitFromBombHit } from "./reportBombHitValidation";
 
 type ReportBombHitUseCaseParams = {
   roomId: string;
   validation: BombHitReportValidationPort;
   stats: BombHitStatsPort;
   input: ReportBombHitInput;
-  output: PlayerDeadOutputPort;
+  output: PlayerHitOutputPort;
 };
 
 /** 被弾報告を受け取り，死亡通知を同一ルームへ配信する */
@@ -27,7 +27,7 @@
   input,
   output,
 }: ReportBombHitUseCaseParams): void => {
-  if (!shouldPublishPlayerDeadFromBombHit(validation, input)) {
+  if (!shouldPublishPlayerHitFromBombHit(validation, input)) {
     return;
   }
 
@@ -35,7 +35,7 @@
 
   const deadPlayerId = input.socketId;
 
-  output.publishPlayerDeadToOthersInRoom(roomId, deadPlayerId, {
+  output.publishPlayerHitToOthersInRoom(roomId, deadPlayerId, {
     playerId: deadPlayerId,
   });
 };
diff --git a/apps/server/src/domains/game/application/useCases/reportBombHitValidation.ts b/apps/server/src/domains/game/application/useCases/reportBombHitValidation.ts
index 7dfd691..3517e1f 100644
--- a/apps/server/src/domains/game/application/useCases/reportBombHitValidation.ts
+++ b/apps/server/src/domains/game/application/useCases/reportBombHitValidation.ts
@@ -5,7 +5,7 @@
 import { createBombHitReportDedupeKey } from "@server/domains/game/entities/bomb/bombHitReport";
 
 /** 受信した被弾報告を処理対象にすべきか判定する */
-export const shouldPublishPlayerDeadFromBombHit = (
+export const shouldPublishPlayerHitFromBombHit = (
   validation: BombHitReportValidationPort,
   input: ReportBombHitInput,
 ): boolean => {
diff --git a/apps/server/src/domains/game/application/useCases/startGameUseCase.ts b/apps/server/src/domains/game/application/useCases/startGameUseCase.ts
index 17c2776..276fe9e 100644
--- a/apps/server/src/domains/game/application/useCases/startGameUseCase.ts
+++ b/apps/server/src/domains/game/application/useCases/startGameUseCase.ts
@@ -41,9 +41,9 @@
     output,
   });
 
-  /** Bot被弾検出時にPLAYER_DEADをルームへ配信する */
+  /** Bot被弾検出時にPLAYER_HITをルームへ配信する */
   const handleBotBombHit = (targetPlayerId: string, _bombId: string): void => {
-    output.publishPlayerDeadToOthersInRoom(roomId, targetPlayerId, {
+    output.publishPlayerHitToOthersInRoom(roomId, targetPlayerId, {
       playerId: targetPlayerId,
     });
   };
diff --git a/apps/server/src/network/handlers/game/createGameOutputAdapter.ts b/apps/server/src/network/handlers/game/createGameOutputAdapter.ts
index 4832f45..6af56f4 100644
--- a/apps/server/src/network/handlers/game/createGameOutputAdapter.ts
+++ b/apps/server/src/network/handlers/game/createGameOutputAdapter.ts
@@ -10,7 +10,7 @@
   domain,
   GameStartPayload,
   GameResultPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   PongPayload,
   CurrentPlayersPayload,
   RemovePlayerPayload,
@@ -18,7 +18,7 @@
 } from "@repo/shared";
 import type {
   BombPlacementOutputPort,
-  PlayerDeadOutputPort,
+  PlayerHitOutputPort,
   GameOutputPort,
 } from "@server/domains/game/application/ports/gameUseCasePorts";
 import { isBotPlayerId } from "@server/domains/game/application/services/bot/index.js";
@@ -34,7 +34,7 @@
   "publishPlayerRemovedToRoom"
 > &
   BombPlacementOutputPort &
-  PlayerDeadOutputPort;
+  PlayerHitOutputPort;
 
 /** ゲーム切断時の出力アダプターのインターフェース */
 export type GameDisconnectOutputAdapter = Pick<
@@ -114,15 +114,15 @@
         payload,
       );
     },
-    publishPlayerDeadToOthersInRoom: (
+    publishPlayerHitToOthersInRoom: (
       roomId: RoomId,
       deadPlayerId: string,
-      payload: PlayerDeadPayload,
+      payload: PlayerHitPayload,
     ) => {
       common.emitToRoomExceptSocket(
         roomId,
         deadPlayerId,
-        protocol.SocketEvents.PLAYER_DEAD,
+        protocol.SocketEvents.PLAYER_HIT,
         payload,
       );
     },
diff --git a/packages/shared/src/protocol/eventPayloads.ts b/packages/shared/src/protocol/eventPayloads.ts
index dc59f39..bbf9c2e 100644
--- a/packages/shared/src/protocol/eventPayloads.ts
+++ b/packages/shared/src/protocol/eventPayloads.ts
@@ -32,7 +32,7 @@
   BombPlacedPayload,
   BombPlacedAckPayload,
   BombHitReportPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   GameResultPayload,
   GameResultRanking,
   PlayerGameStats,
@@ -41,7 +41,7 @@
 /** 被弾演出イベントのペイロード型を再公開する */
 export type {
   LocalBombHitEffectPayload,
-  NetworkPlayerDeadEffectPayload,
+  NetworkPlayerHitEffectPayload,
   PlayerHitEffectEventPayloadMap,
   PlayerHitEffectEventName,
   PlayerHitEffectPayloadOf,
diff --git a/packages/shared/src/protocol/maps/gameEventPayloadMap.ts b/packages/shared/src/protocol/maps/gameEventPayloadMap.ts
index 2772b08..3b46475 100644
--- a/packages/shared/src/protocol/maps/gameEventPayloadMap.ts
+++ b/packages/shared/src/protocol/maps/gameEventPayloadMap.ts
@@ -19,7 +19,7 @@
   MovePayload,
   NewPlayerPayload,
   PlaceBombPayload,
-  PlayerDeadPayload,
+  PlayerHitPayload,
   RemovePlayerPayload,
   UpdateMapCellsPayload,
   UpdatePlayersPayload,
@@ -45,7 +45,7 @@
   [SocketEvents.UPDATE_MAP_CELLS_SYNC]: UpdateMapCellsPayload;
   [SocketEvents.BOMB_PLACED]: BombPlacedPayload;
   [SocketEvents.BOMB_PLACED_ACK]: BombPlacedAckPayload;
-  [SocketEvents.PLAYER_DEAD]: PlayerDeadPayload;
+  [SocketEvents.PLAYER_HIT]: PlayerHitPayload;
   [SocketEvents.PONG]: PongPayload;
   [SocketEvents.GAME_END]: undefined;
   [SocketEvents.GAME_RESULT]: GameResultPayload;
diff --git a/packages/shared/src/protocol/payloads/gamePayloads.ts b/packages/shared/src/protocol/payloads/gamePayloads.ts
index 48b115a..d7bbe29 100644
--- a/packages/shared/src/protocol/payloads/gamePayloads.ts
+++ b/packages/shared/src/protocol/payloads/gamePayloads.ts
@@ -121,7 +121,7 @@
   bombId: string;
 };
 
-/** player-dead イベントで送受信する死亡プレイヤー情報 */
-export type PlayerDeadPayload = {
+/** player-hit イベントで送受信する被弾プレイヤー情報 */
+export type PlayerHitPayload = {
   playerId: string;
 };
diff --git a/packages/shared/src/protocol/payloads/playerHitEffectPayloads.ts b/packages/shared/src/protocol/payloads/playerHitEffectPayloads.ts
index 728add1..0d81150 100644
--- a/packages/shared/src/protocol/payloads/playerHitEffectPayloads.ts
+++ b/packages/shared/src/protocol/payloads/playerHitEffectPayloads.ts
@@ -11,7 +11,7 @@
 };
 
 /** ネットワーク通知由来の被弾演出イベントのペイロード型 */
-export type NetworkPlayerDeadEffectPayload = {
+export type NetworkPlayerHitEffectPayload = {
   playerId: string;
   localPlayerId: string;
 };
@@ -19,7 +19,7 @@
 /** 被弾演出イベント名ごとのペイロード対応表 */
 export type PlayerHitEffectEventPayloadMap = {
   "local-bomb-hit": LocalBombHitEffectPayload;
-  "network-player-dead": NetworkPlayerDeadEffectPayload;
+  "network-player-hit": NetworkPlayerHitEffectPayload;
 };
 
 /** 被弾演出イベント名を表す型 */
diff --git a/packages/shared/src/protocol/socketEvents.ts b/packages/shared/src/protocol/socketEvents.ts
index f896567..34c4a1f 100644
--- a/packages/shared/src/protocol/socketEvents.ts
+++ b/packages/shared/src/protocol/socketEvents.ts
@@ -36,7 +36,7 @@
   UPDATE_MAP_CELLS: "update-map-cells",
   BOMB_PLACED: "bomb-placed",
   BOMB_PLACED_ACK: "bomb-placed-ack",
-  PLAYER_DEAD: "player-dead",
+  PLAYER_HIT: "player-hit",
 
   // 時間同期・ゲーム進行関連
   PING: "ping",