diff --git a/apps/server/src/domains/game/application/adapters/createGameEmitters.ts b/apps/server/src/domains/game/application/adapters/createGameEmitters.ts
deleted file mode 100644
index 32439b9..0000000
--- a/apps/server/src/domains/game/application/adapters/createGameEmitters.ts
+++ /dev/null
@@ -1,34 +0,0 @@
-import { Server, Socket } from "socket.io";
-
-type EmitPayload = unknown;
-
-const emitWithOptionalPayload = (
-  emit: (event: string, payload?: EmitPayload) => void,
-  event: string,
-  payload?: EmitPayload
-) => {
-  if (payload === undefined) {
-    emit(event);
-    return;
-  }
-
-  emit(event, payload);
-};
-
-export const createEmitToRoom = (io: Server) => {
-  return (roomId: string, event: string, payload?: EmitPayload) => {
-    emitWithOptionalPayload((eventName, body) => io.to(roomId).emit(eventName, body), event, payload);
-  };
-};
-
-export const createEmitToSocket = (socket: Socket) => {
-  return (event: string, payload?: EmitPayload) => {
-    emitWithOptionalPayload((eventName, body) => socket.emit(eventName, body), event, payload);
-  };
-};
-
-export const createEmitToAll = (io: Server) => {
-  return (event: string, payload?: EmitPayload) => {
-    emitWithOptionalPayload((eventName, body) => io.emit(eventName, body), event, payload);
-  };
-};
diff --git a/apps/server/src/domains/game/handlers/onDisconnect.ts b/apps/server/src/domains/game/handlers/onDisconnect.ts
index 0756c37..579bcec 100644
--- a/apps/server/src/domains/game/handlers/onDisconnect.ts
+++ b/apps/server/src/domains/game/handlers/onDisconnect.ts
@@ -1,14 +1,16 @@
 import { Server } from "socket.io";
 import { GameManager } from "@server/domains/game/GameManager";
 import { disconnectUseCase } from "@server/domains/game/application/useCases/disconnectUseCase";
-import { createEmitToAll } from "../application/adapters/createGameEmitters";
+import { createEmitToAll } from "@server/network/adapters/socketEmitters";
+
+const getEmitToAll = (io: Server) => createEmitToAll(io);
 
 export const onDisconnect = (
   io: Server,
   gameManager: GameManager,
   playerId: string
 ) => {
-  const emitToAll = createEmitToAll(io);
+  const emitToAll = getEmitToAll(io);
 
   disconnectUseCase({
     gameManager,
diff --git a/apps/server/src/domains/game/handlers/onPing.ts b/apps/server/src/domains/game/handlers/onPing.ts
index e50c659..e95998d 100644
--- a/apps/server/src/domains/game/handlers/onPing.ts
+++ b/apps/server/src/domains/game/handlers/onPing.ts
@@ -1,9 +1,11 @@
 import { Socket } from "socket.io";
 import { pingUseCase } from "@server/domains/game/application/useCases/pingUseCase";
-import { createEmitToSocket } from "../application/adapters/createGameEmitters";
+import { createEmitToSocket } from "@server/network/adapters/socketEmitters";
+
+const getEmitToSocket = (socket: Socket) => createEmitToSocket(socket);
 
 export const onPing = (socket: Socket, clientTime: number) => {
-  const emitToSocket = createEmitToSocket(socket);
+  const emitToSocket = getEmitToSocket(socket);
 
   pingUseCase({
     clientTime,
diff --git a/apps/server/src/domains/game/handlers/onReadyForGame.ts b/apps/server/src/domains/game/handlers/onReadyForGame.ts
index 5ab8152..3f88132 100644
--- a/apps/server/src/domains/game/handlers/onReadyForGame.ts
+++ b/apps/server/src/domains/game/handlers/onReadyForGame.ts
@@ -1,14 +1,16 @@
 import { Socket } from "socket.io";
 import { GameManager } from "@server/domains/game/GameManager";
 import { readyForGameUseCase } from "@server/domains/game/application/useCases/readyForGameUseCase";
-import { createEmitToSocket } from "../application/adapters/createGameEmitters";
+import { createEmitToSocket } from "@server/network/adapters/socketEmitters";
+
+const getEmitToSocket = (socket: Socket) => createEmitToSocket(socket);
 
 export const onReadyForGame = (
   socket: Socket,
   gameManager: GameManager
 ) => {
   const roomId = Array.from(socket.rooms).find((room) => room !== socket.id);
-  const emitToSocket = createEmitToSocket(socket);
+  const emitToSocket = getEmitToSocket(socket);
 
   readyForGameUseCase({
     socketId: socket.id,
diff --git a/apps/server/src/domains/game/handlers/onStartGame.ts b/apps/server/src/domains/game/handlers/onStartGame.ts
index a3b9a08..62efb9e 100644
--- a/apps/server/src/domains/game/handlers/onStartGame.ts
+++ b/apps/server/src/domains/game/handlers/onStartGame.ts
@@ -2,7 +2,9 @@
 import { GameManager } from "@server/domains/game/GameManager";
 import { RoomManager } from "@server/domains/room/RoomManager";
 import { startGameUseCase } from "@server/domains/game/application/useCases/startGameUseCase";
-import { createEmitToRoom } from "../application/adapters/createGameEmitters";
+import { createEmitToRoom } from "@server/network/adapters/socketEmitters";
+
+const getEmitToRoom = (io: Server) => createEmitToRoom(io);
 
 export const onStartGame = (
   io: Server,
@@ -10,7 +12,7 @@
   roomManager: RoomManager,
   ownerId: string
 ) => {
-  const emitToRoom = createEmitToRoom(io);
+  const emitToRoom = getEmitToRoom(io);
 
   startGameUseCase({
     ownerId,
diff --git a/apps/server/src/domains/room/RoomHandler.ts b/apps/server/src/domains/room/RoomHandler.ts
index 9483894..8e70325 100644
--- a/apps/server/src/domains/room/RoomHandler.ts
+++ b/apps/server/src/domains/room/RoomHandler.ts
@@ -4,10 +4,12 @@
 import type { roomTypes } from "@repo/shared";
 import { joinRoomUseCase } from "./application/useCases/joinRoomUseCase";
 import { roomDisconnectUseCase } from "./application/useCases/roomDisconnectUseCase";
-import { createEmitToRoom } from "./application/adapters/createEmitToRoom";
+import { createEmitToRoom } from "@server/network/adapters/socketEmitters";
+
+const getEmitToRoom = (io: Server) => createEmitToRoom(io);
 
 export const registerRoomHandlers = (io: Server, socket: Socket, roomManager: RoomManager) => {
-  const emitToRoom = createEmitToRoom(io);
+  const emitToRoom = getEmitToRoom(io);
   
   socket.on(protocol.SocketEvents.JOIN_ROOM, (data: roomTypes.JoinRoomPayload) => {
     const { roomId } = data;
@@ -28,7 +30,7 @@
  * 切断時のルームクリーンアップ処理
  */
 export const handleRoomDisconnect = (io: Server, socket: Socket, roomManager: RoomManager) => {
-  const emitToRoom = createEmitToRoom(io);
+  const emitToRoom = getEmitToRoom(io);
 
   roomDisconnectUseCase({
     roomManager,
diff --git a/apps/server/src/domains/room/application/adapters/createEmitToRoom.ts b/apps/server/src/domains/room/application/adapters/createEmitToRoom.ts
deleted file mode 100644
index abab427..0000000
--- a/apps/server/src/domains/room/application/adapters/createEmitToRoom.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { Server } from "socket.io";
-
-export type EmitToRoom = (roomId: string, event: string, payload?: unknown) => void;
-
-export const createEmitToRoom = (io: Server): EmitToRoom => {
-  return (roomId, event, payload) => {
-    if (payload === undefined) {
-      io.to(roomId).emit(event);
-      return;
-    }
-
-    io.to(roomId).emit(event, payload);
-  };
-};
diff --git a/apps/server/src/network/adapters/socketEmitters.ts b/apps/server/src/network/adapters/socketEmitters.ts
new file mode 100644
index 0000000..32439b9
--- /dev/null
+++ b/apps/server/src/network/adapters/socketEmitters.ts
@@ -0,0 +1,34 @@
+import { Server, Socket } from "socket.io";
+
+type EmitPayload = unknown;
+
+const emitWithOptionalPayload = (
+  emit: (event: string, payload?: EmitPayload) => void,
+  event: string,
+  payload?: EmitPayload
+) => {
+  if (payload === undefined) {
+    emit(event);
+    return;
+  }
+
+  emit(event, payload);
+};
+
+export const createEmitToRoom = (io: Server) => {
+  return (roomId: string, event: string, payload?: EmitPayload) => {
+    emitWithOptionalPayload((eventName, body) => io.to(roomId).emit(eventName, body), event, payload);
+  };
+};
+
+export const createEmitToSocket = (socket: Socket) => {
+  return (event: string, payload?: EmitPayload) => {
+    emitWithOptionalPayload((eventName, body) => socket.emit(eventName, body), event, payload);
+  };
+};
+
+export const createEmitToAll = (io: Server) => {
+  return (event: string, payload?: EmitPayload) => {
+    emitWithOptionalPayload((eventName, body) => io.emit(eventName, body), event, payload);
+  };
+};