diff --git a/src/idz/decoder/index.ts b/src/idz/decoder/index.ts
index 857c360..e1acaee 100644
--- a/src/idz/decoder/index.ts
+++ b/src/idz/decoder/index.ts
@@ -18,6 +18,7 @@ import { lockProfile } from "./lockProfile";
 import { saveExpedition } from "./saveExpedition";
 import { saveProfile } from "./saveProfile";
 import { saveSettings } from "./saveSettings";
+import { saveStocker } from "./saveStocker";
 import { saveTopic } from "./saveTopic";
 import { unlockProfile } from "./unlockProfile";
 import { updateProvisionalStoreRank } from "./updateProvisionalStoreRank";
@@ -53,6 +54,7 @@ const funcList: ReaderFn[] = [
   saveExpedition,
   saveProfile,
   saveSettings,
+  saveStocker,
   saveTopic,
   updateProvisionalStoreRank,
   updateStoryClearNum,
diff --git a/src/idz/decoder/saveStocker.ts b/src/idz/decoder/saveStocker.ts
new file mode 100644
index 0000000..14b2ca8
--- /dev/null
+++ b/src/idz/decoder/saveStocker.ts
@@ -0,0 +1,12 @@
+import { RequestCode } from "../defs";
+import { SaveStockerRequest } from "../request/saveStocker";
+
+saveStocker.msgCode = 0x00a6 as RequestCode;
+saveStocker.msgLen = 0x00c0;
+
+export function saveStocker(buf: Buffer): SaveStockerRequest {
+  return {
+    type: "save_stocker_req",
+    profileId: buf.readUInt32LE(0x0004),
+  };
+}
diff --git a/src/idz/handler/index.ts b/src/idz/handler/index.ts
index 501086d..7842aca 100644
--- a/src/idz/handler/index.ts
+++ b/src/idz/handler/index.ts
@@ -16,6 +16,7 @@ import { lockProfile } from "./lockProfile";
 import { saveExpedition } from "./saveExpedition";
 import { saveProfile } from "./saveProfile";
 import { saveSettings } from "./saveSettings";
+import { saveStocker } from "./saveStocker";
 import { saveTopic } from "./saveTopic";
 import { unlockProfile } from "./unlockProfile";
 import { updateProvisionalStoreRank } from "./updateProvisionalStoreRank";
@@ -92,6 +93,9 @@ export function dispatch(w: World, req: Request): Response {
     case "save_topic_req":
       return saveTopic(w, req);
 
+    case "save_stocker_req":
+      return saveStocker(w, req);
+
     case "unlock_profile_req":
       return unlockProfile(w, req);
 
diff --git a/src/idz/handler/saveStocker.ts b/src/idz/handler/saveStocker.ts
new file mode 100644
index 0000000..06d6df6
--- /dev/null
+++ b/src/idz/handler/saveStocker.ts
@@ -0,0 +1,13 @@
+import { SaveStockerRequest } from "../request/saveStocker";
+import { GenericResponse } from "../response/generic";
+import { World } from "../world";
+
+export function saveStocker(
+  w: World,
+  req: SaveStockerRequest
+): GenericResponse {
+  return {
+    type: "generic_res",
+    status: 1, // ignored
+  };
+}
diff --git a/src/idz/request/index.ts b/src/idz/request/index.ts
index 5d57be2..3fe8d16 100644
--- a/src/idz/request/index.ts
+++ b/src/idz/request/index.ts
@@ -1,10 +1,10 @@
 import { UnlockProfileRequest } from "./unlockProfile";
 import { CreateProfileRequest } from "./createProfile";
 import { CreateTeamRequest } from "./createTeam";
+import { DiscoverProfileRequest } from "./discoverProfile";
 import { Load2on2Request } from "./load2on2";
 import { LoadConfigRequest } from "./loadConfig";
 import { LoadConfigRequest2 } from "./loadConfig2";
-import { DiscoverProfileRequest } from "./discoverProfile";
 import { LoadGeneralRewardRequest } from "./loadGeneralReward";
 import { LoadProfileRequest } from "./loadProfile";
 import { LoadRewardTableRequest } from "./loadRewardTable";
@@ -16,11 +16,12 @@ import { LoadTopTenRequest } from "./loadTopTen";
 import { LockAccountRequest } from "./lockProfile";
 import { LockGarageRequest } from "./lockGarage";
 import { SaveExpeditionRequest } from "./saveExpedition";
-import { UpdateProvisionalStoreRankRequest } from "./updateProvisionalStoreRank";
-import { UpdateStoryClearNumRequest } from "./updateStoryClearNum";
 import { SaveProfileRequest } from "./saveProfile";
 import { SaveSettingsRequest } from "./saveSettings";
+import { SaveStockerRequest } from "./saveStocker";
 import { SaveTopicRequest } from "./saveTopic";
+import { UpdateProvisionalStoreRankRequest } from "./updateProvisionalStoreRank";
+import { UpdateStoryClearNumRequest } from "./updateStoryClearNum";
 
 export type Request =
   | CreateProfileRequest
@@ -42,6 +43,7 @@ export type Request =
   | SaveExpeditionRequest
   | SaveProfileRequest
   | SaveSettingsRequest
+  | SaveStockerRequest
   | SaveTopicRequest
   | UnlockProfileRequest
   | UpdateProvisionalStoreRankRequest
diff --git a/src/idz/request/saveStocker.ts b/src/idz/request/saveStocker.ts
new file mode 100644
index 0000000..4e5c8e4
--- /dev/null
+++ b/src/idz/request/saveStocker.ts
@@ -0,0 +1,4 @@
+export interface SaveStockerRequest {
+  type: "save_stocker_req";
+  profileId: number;
+}