diff --git a/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts b/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts
index 9b04c4f..8a924fe 100644
--- a/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts
+++ b/apps/server/src/domains/game/application/ports/gameUseCasePorts.ts
@@ -8,6 +8,7 @@
   BombPlacedPayload,
   HurricaneHitPayload,
   PlayerHitPayload,
+  CurrentHurricanesPayload,
   UpdateHurricanesPayload,
   domain,
   PlaceBombPayload,
@@ -71,7 +72,7 @@
   ): void;
   publishCurrentHurricanesToRoom(
     roomId: domain.room.Room["roomId"],
-    hurricanes: UpdateHurricanesPayload,
+    hurricanes: CurrentHurricanesPayload,
   ): void;
   publishUpdateHurricanesToRoom(
     roomId: domain.room.Room["roomId"],
diff --git a/apps/server/src/domains/game/application/useCases/startGameUseCase.ts b/apps/server/src/domains/game/application/useCases/startGameUseCase.ts
index 733ba8d..cd8ff80 100644
--- a/apps/server/src/domains/game/application/useCases/startGameUseCase.ts
+++ b/apps/server/src/domains/game/application/useCases/startGameUseCase.ts
@@ -38,13 +38,13 @@
 };
 
 type TickPublishStep = {
-  key: "hurricaneSnapshot" | "hurricaneDelta" | "player" | "map";
+  key: "currentHurricanes" | "updateHurricanes" | "player" | "map";
   run: (params: TickUpdatePublishParams) => void;
 };
 
 const TICK_PUBLISH_STEPS: TickPublishStep[] = [
   {
-    key: "hurricaneSnapshot",
+    key: "currentHurricanes",
     run: ({ roomId, output, tickData }) => {
       if (tickData.hurricaneSync.snapshotUpdates.length === 0) {
         return;
@@ -57,7 +57,7 @@
     },
   },
   {
-    key: "hurricaneDelta",
+    key: "updateHurricanes",
     run: ({ roomId, output, tickData }) => {
       if (tickData.hurricaneSync.deltaUpdates.length === 0) {
         return;
diff --git a/apps/server/src/domains/game/loop/HurricaneSystem.ts b/apps/server/src/domains/game/loop/HurricaneSystem.ts
index 8d78a13..4f0b946 100644
--- a/apps/server/src/domains/game/loop/HurricaneSystem.ts
+++ b/apps/server/src/domains/game/loop/HurricaneSystem.ts
@@ -264,7 +264,10 @@
     return min + Math.random() * Math.max(0, max - min);
   }
 
-  /** スナップショット同期が必要なら全量ペイロードを返す */
+  /**
+   * current-hurricanes 用の全量同期を返す
+   * 初回同期と定期再同期の両方で同じ全量ペイロードを利用する
+   */
   private consumeSnapshotUpdates(elapsedMs: number): HurricaneStatePayload[] {
     if (this.hurricanes.length === 0) {
       return [];
diff --git a/apps/server/src/network/handlers/game/createGameOutputAdapter.ts b/apps/server/src/network/handlers/game/createGameOutputAdapter.ts
index d25cf3c..dd718e4 100644
--- a/apps/server/src/network/handlers/game/createGameOutputAdapter.ts
+++ b/apps/server/src/network/handlers/game/createGameOutputAdapter.ts
@@ -13,6 +13,7 @@
   HurricaneHitPayload,
   PlayerHitPayload,
   PongPayload,
+  CurrentHurricanesPayload,
   CurrentPlayersPayload,
   RemovePlayerPayload,
   UpdateHurricanesPayload,
@@ -107,7 +108,7 @@
     },
     publishCurrentHurricanesToRoom: (
       roomId: RoomId,
-      hurricanes: UpdateHurricanesPayload,
+      hurricanes: CurrentHurricanesPayload,
     ) => {
       emitReliableToRoom(roomId, protocol.SocketEvents.CURRENT_HURRICANES, hurricanes);
     },