diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88c5f54..759d015 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# 2026.4.0-alpha.2
+- Feat: 地震情報のid除外
+- Feat: 新年迎春
+- Fix: for文でスキップではなくループの終了を行っていた問題
+- Feat: 返信済みかどうかをuniqidのみで判断する機能
+- Chg: 時報の時刻フォーマットをHH:mmからH:mmに変更
+- Feat: 緊急地震速報（警報）解除  
+
 # 2026.4.0-alpha.1
 - Del: tsxの開発環境を削除
 - Chg: typescriptを5.9.3にダウングレード
diff --git a/README.md b/README.md
index 2bc58ea..ef5d3fe 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,8 @@ uwuzu v1.6.3以上で利用可能です。
   - 地震発生
   - 緊急地震速報（警報）
   - 津波予報
+- 新年迎春
+  毎年1/1 0:00に投稿します。
 - デバッグモード
   設定で有効化することで、以下の機能が利用できます。  
   開発以外では使用しないでください。
diff --git a/locales/ja.yaml b/locales/ja.yaml
index 75d8a28..813145d 100644
--- a/locales/ja.yaml
+++ b/locales/ja.yaml
@@ -50,6 +50,12 @@ eewNotice: |
   📍震源地: {{ epicenter }}
   💪マグニチュード: {{ magnitude }}
   🪨深さ: {{ depth }}{{ areas }}
+eewCancelNotice: |
+  ### ==緊急地震速報（警報）**解除**==
+  {{ isTest }}
+  ⏰発表時刻: {{ announceTime }}
+hnyNotice: |
+  あけましておめでとうございます。今年は、{{ year }}年です。
 commandNotFound: |
   コマンドが本文から参照できませんでした。
   Botでは、このアカウントに対してのメンション部分を取り除きます。
diff --git a/package.json b/package.json
index 879e04b..b30f999 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "notice-uwuzu",
-  "version": "26.4.0-alpha.1",
+  "version": "26.4.0-alpha.2",
   "type": "module",
   "main": "dist/index.js",
   "scripts": {
diff --git a/src/feature/command/help.ts b/src/feature/command/help.ts
index 50a0a24..552cde8 100644
--- a/src/feature/command/help.ts
+++ b/src/feature/command/help.ts
@@ -47,7 +47,7 @@ export default async function helpCommand(ueuse: ueuseModule, args: string[]) {
   for (let i = 0; i < helps.length; i++) {
     const help = helps[i];
     if (!help)
-      break;
+      continue;
 
     summarys += `${i18next.t(`help${help.charAt(0).toUpperCase()}${help.slice(1)}`)}${EOL}`;
   }
diff --git a/src/feature/command/index.ts b/src/feature/command/index.ts
index 2d89369..0d04155 100644
--- a/src/feature/command/index.ts
+++ b/src/feature/command/index.ts
@@ -17,16 +17,22 @@ try {
 
   {
     const response = await client.request("me/notification/", {
+      page: 1,
       limit: 20,
     });
 
     if (response.success) {
-      for (const notification of response.data) {
+      for (const [index, notification] of response.data.entries()) {
         if (notification.category !== "reply")
-          break;
+          continue;
 
         if (!notification.valueid) {
           console.warn("返信通知にvalueidが存在しないため、スキップします");
+          continue;
+        }
+
+        const mem = Memory.memory;
+        if (mem.lastReadReply === notification.valueid) {
           break;
         }
 
@@ -36,7 +42,12 @@ try {
 
         if (!ueuseResponse.success || !ueuseResponse.data[0]) {
           console.warn("返信通知からユーズを参照できないため、スキップします");
-          break;
+          continue;
+        }
+
+        if (index === 0) {
+          const mem = Memory.memory;
+          mem.lastReadReply = ueuseResponse.data[0].uniqid;
         }
 
         ueuses.push(ueuseResponse.data[0]);
@@ -48,11 +59,24 @@ try {
 
   {
     const response = await client.request("ueuse/mentions", {
+      page: 1,
       limit: 20,
     });
 
     if (response.success) {
-      ueuses.push(...response.data);
+      for (const [index, mention] of response.data.entries()) {
+        const mem = Memory.memory;
+        if (mem.lastReadMention === mention.uniqid) {
+          break;
+        }
+
+        if (index === 0) {
+          const mem = Memory.memory;
+          mem.lastReadMention = mention.uniqid;
+        }
+
+        ueuses.push(mention);
+      }
     } else {
       console.warn("メンションの取得に失敗しましたが、続行します");
     }
@@ -61,13 +85,6 @@ try {
   ueuses = [...new Set(ueuses)];
 
   for (const ueuse of ueuses) {
-    const repliedUeuse = (Memory.memory["repliedUeuse"] as string[]);
-
-    if (repliedUeuse.includes(ueuse.uniqid)) {
-      console.log("既に応答しているため、スキップします");
-      break;
-    }
-
     const mem = Memory.memory;
     let text = ueuse.text;
     text = text.replace(`@${mem.userid}`, "");
@@ -119,14 +136,6 @@ try {
           console.warn("ユーズの作成に失敗しました:", response.error_code);
         break;
     }
-
-    {
-      const repliedUeuse = (Memory.memory["repliedUeuse"] as string[]);
-      repliedUeuse.push(ueuse.uniqid);
-      const mem = Memory.memory;
-      mem["repliedUeuse"] = repliedUeuse;
-      Memory.memory = mem;
-    }
   }
 
   process.exit(0);
diff --git a/src/feature/earthquakeNotice.ts b/src/feature/earthquakeNotice.ts
index 9276c60..3e43130 100644
--- a/src/feature/earthquakeNotice.ts
+++ b/src/feature/earthquakeNotice.ts
@@ -1,6 +1,7 @@
 import client from "@/lib/client";
 import config from "@/lib/config";
 import initI18n from "@/lib/i18n";
+import Memory from "@/lib/memory";
 import { format } from "date-fns";
 import i18next from "i18next";
 import { readFileSync } from "node:fs";
@@ -39,11 +40,23 @@ if (config.earthquake?.useHistoryData) {
         ? JSON.parse(event.data)
         : event.data;
     } catch (err) {
-      console.error(`メッセージのパースでエラーが発生: ${err}`);
+      console.error(`地震情報メッセージのパースでエラーが発生: ${err}`);
+      return;
+    }
+
+    const id = message.id ?? message._id;
+    const mem = Memory.memory;
+    if (mem.processedInfo.includes(id) && !config.debug) {
+      console.log("重複した地震情報: ", message.id);
       return;
     }
 
     processMessage(message);
+
+    if (!config.debug) {
+      mem.processedInfo.concat([id]);
+      Memory.memory = mem;
+    }
   });
 }
 
@@ -65,6 +78,9 @@ const processMessage = async (message: any) => {
     }
 
     switch (message.code) {
+      case 555:
+        console.log("ピアの地域分布情報を受信しました");
+        break;
       case 551:
         {
           console.log("地震発生情報を受信しました");
@@ -95,7 +111,7 @@ const processMessage = async (message: any) => {
           for (const point of message.points) {
             const scaleMsg = scaleMessages[String(point.scale)];
             if (!scaleMsg)
-              break;
+              continue;
 
             points[scaleMsg]?.push(point);
           }
@@ -221,6 +237,24 @@ const processMessage = async (message: any) => {
         {
           console.log("緊急地震速報（警報）を受信しました");
 
+          if (message.cancelled) {
+            const response = await client.request("ueuse/create", {
+              text: i18next.t("eewCancelNotice", {
+                isTest: message.test
+                  ? "⚒️これは**テストです。**"
+                  : "🚨これは**テストではありません。**",
+                announceTime: format(new Date(message.issue.time), "yyyy年M月d日 H:mm:ss"),
+              }),
+            });
+
+            if (!response.success) {
+              console.warn("ユーズの作成に失敗しました:", response.error_code);
+              break;
+            }
+
+            console.log("緊急地震速報（警報）解除情報を投稿:", response.uniqid);
+          }
+
           const kindMessages: Record<string, string> = {
             "10": "⏳主要動は、**未到達と予測**されています。",
             "11": "🫨主要動が、**既に到達していると予測**されています。",
diff --git a/src/feature/hnyNotice.ts b/src/feature/hnyNotice.ts
new file mode 100644
index 0000000..e9036a5
--- /dev/null
+++ b/src/feature/hnyNotice.ts
@@ -0,0 +1,30 @@
+import client from "@/lib/client";
+import initI18n from "@/lib/i18n";
+import { format } from "date-fns";
+import i18next from "i18next";
+import { parentPort } from "node:worker_threads";
+
+await initI18n();
+
+parentPort?.on("message", async () => {
+  console.log("新年迎春の投稿を行います");
+
+  try {
+    const response = await client.request("ueuse/create", {
+      text: i18next.t("hnyNotice", { year: String(new Date().getFullYear()) }),
+    });
+
+    if (!response.success) {
+      console.warn("新年迎春投稿に失敗しました:", response.error_code);
+      process.exit(1);
+    }
+
+    console.log("新年迎春投稿:", `${response.uniqid} (${format(new Date(), "yyyy/M/d H:mm:ss:SSS")})`);
+    process.exit(0);
+  } catch (err: any) {
+    console.error("message" in err
+      ? err.message
+      : err);
+    process.exit(1);
+  }
+});
\ No newline at end of file
diff --git a/src/feature/timeNotice.ts b/src/feature/timeNotice.ts
index 1f8e7e4..f3141cf 100644
--- a/src/feature/timeNotice.ts
+++ b/src/feature/timeNotice.ts
@@ -8,7 +8,7 @@ console.log("時報の投稿を行います");
 
 try {
   const response = await client.request("ueuse/create", {
-    text: i18next.t("timeNotice", { time: format(new Date(), "HH:mm") }),
+    text: i18next.t("timeNotice", { time: format(new Date(), "H:mm") }),
   });
 
   if (!response.success) {
diff --git a/src/index.ts b/src/index.ts
index cc99953..18be265 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -30,14 +30,30 @@ try {
   process.exit(1);
 }
 
-schedule("0 * * * *", async () => {
-  new Worker(`${import.meta.dirname}/feature/timeNotice.js`);
-});
+try {
+  schedule("0 * * * *", async () => {
+    new Worker(`${import.meta.dirname}/feature/timeNotice.js`);
+  });
 
-schedule("0 7 * * *", async () => {
-  new Worker(`${import.meta.dirname}/feature/weatherNotice.js`);
-});
+  schedule("0 7 * * *", async () => {
+    new Worker(`${import.meta.dirname}/feature/weatherNotice.js`);
+  });
 
-schedule(`*/${config.command.interval} * * * *`, async () => {
-  new Worker(`${import.meta.dirname}/feature/command/index.js`);
-});
\ No newline at end of file
+  schedule(`*/${config.command.interval} * * * *`, async () => {
+    new Worker(`${import.meta.dirname}/feature/command/index.js`);
+  });
+
+  let hnyWorker: Worker | undefined = undefined;
+
+  schedule("57 59 23 31 12 *", () => {
+    hnyWorker = new Worker(`${import.meta.dirname}/feature/hnyNotice.js`);
+  });
+
+  schedule("0 0 0 1 1 *", () => {
+    hnyWorker?.postMessage("");
+  });
+} catch (err: any) {
+  console.error("message" in err
+    ? err.message
+    : err);
+}
\ No newline at end of file
diff --git a/src/lib/memory.ts b/src/lib/memory.ts
index 11a4436..0e41425 100644
--- a/src/lib/memory.ts
+++ b/src/lib/memory.ts
@@ -9,8 +9,10 @@ class MemoryClass {
   constructor() {
     if (!existsSync(path)) {
       writeFileSync(path, JSON.stringify({
-        repliedUeuse: [],
+        processedInfo: [],
         permissions: {},
+        lastReadMention: "",
+        lastReadReply: "",
         userid: "",
       }));
     }