diff --git a/workflows/u/akiracraftwork/hourly_chime.schedule.yaml b/workflows/u/akiracraftwork/hourly_chime.schedule.yaml
new file mode 100644
index 0000000..6d141ea
--- /dev/null
+++ b/workflows/u/akiracraftwork/hourly_chime.schedule.yaml
@@ -0,0 +1,16 @@
+description: ''
+args: {}
+cron_version: v2
+email: akiracraftwork@gmail.com
+enabled: true
+is_flow: true
+no_flow_overlap: false
+on_failure_exact: false
+on_failure_times: 1
+on_recovery_extra_args: {}
+on_recovery_times: 1
+on_success_extra_args: {}
+schedule: 0 0 12 * * *
+script_path: u/akiracraftwork/hourly_chime
+timezone: Asia/Tokyo
+ws_error_handler_muted: false
diff --git a/workflows/u/akiracraftwork/hourly_chime__flow/a.lock b/workflows/u/akiracraftwork/hourly_chime__flow/a.lock
new file mode 100644
index 0000000..c24eb1c
--- /dev/null
+++ b/workflows/u/akiracraftwork/hourly_chime__flow/a.lock
@@ -0,0 +1,5 @@
+{
+  "dependencies": {}
+}
+//bun.lock
+<empty>
\ No newline at end of file
diff --git a/workflows/u/akiracraftwork/hourly_chime__flow/a.ts b/workflows/u/akiracraftwork/hourly_chime__flow/a.ts
new file mode 100644
index 0000000..67b6294
--- /dev/null
+++ b/workflows/u/akiracraftwork/hourly_chime__flow/a.ts
@@ -0,0 +1,29 @@
+export async function main(
+  device: string = "オフィスの右エコー",
+  prefix: string = "現在時刻は",
+  suffix: string = "です"
+) {
+  const now = new Date();
+  const hhmm = new Intl.DateTimeFormat("ja-JP", {
+    timeZone: "Asia/Tokyo",
+    hour: "2-digit",
+    minute: "2-digit",
+    hour12: false,
+  }).format(now); // 例: 09:30
+
+  const [h, m] = hhmm.split(":");
+  const text = `${prefix}${Number(h)}時${Number(m)}分${suffix}`;
+
+  const res = await fetch("http://alexa_api:3500/speak", {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({ device, text }),
+  });
+
+  if (!res.ok) {
+    const body = await res.text();
+    throw new Error(`alexa-api error ${res.status}: ${body}`);
+  }
+
+  return { ok: true, device, text };
+}
diff --git a/workflows/u/akiracraftwork/hourly_chime__flow/flow.yaml b/workflows/u/akiracraftwork/hourly_chime__flow/flow.yaml
new file mode 100644
index 0000000..7a58182
--- /dev/null
+++ b/workflows/u/akiracraftwork/hourly_chime__flow/flow.yaml
@@ -0,0 +1,25 @@
+summary: Hourly Chime
+description: ''
+value:
+  modules:
+    - id: a
+      value:
+        type: rawscript
+        content: '!inline a.ts'
+        input_transforms:
+          device:
+            type: static
+            value: オフィスの右エコー
+          prefix:
+            type: static
+            value: 現在時刻は
+          suffix:
+            type: static
+            value: です
+        lock: '!inline a.lock'
+        language: bun
+schema:
+  $schema: 'https://json-schema.org/draft/2020-12/schema'
+  type: object
+  properties: {}
+  required: []
diff --git a/workflows/wmill-lock.yaml b/workflows/wmill-lock.yaml
index 203624f..05d5407 100644
--- a/workflows/wmill-lock.yaml
+++ b/workflows/wmill-lock.yaml
@@ -21,6 +21,8 @@ locks:
   g/all/setup_app__app+change_account.deno.ts: 3c592cac27e9cdab0de6ae19270bcb08c7fa54355ad05253a12de2351894346b
   u/admin/alexa_speak: 38de2eb567f82488e6f819c82dc7d83f41d83f015fac0c944d98dcc6b33a29a1
   u/admin/hub_sync: aaf9fd803fa229f3029d1bb02bbe3cc422fce680cad39c4eec8dd1da115de102
+  u/akiracraftwork/hourly_chime__flow+__flow_hash: 79974bee69ff196e45a08b74e9539d8a3b50885ef0abba6907a00530809984fa
+  u/akiracraftwork/hourly_chime__flow+a.ts: b27320279be1d14184a210632e15d0e89d701243545d2d73cdd20e11dd413c53
   u/antigravity/git_sync__flow+__flow_hash: 5a7194ef6bf1ce5529e70ae74fdb4cd05a0da662c78bfa355bb7e98698689ae6
   u/antigravity/git_sync__flow+a.sh: ac7fdc83548f305fed33389129b79439e0c40077ed39a410477c77d08dca0ca9
   u/antigravity/hello_world_demo__flow+__flow_hash: 0adc341960f8196454876684f85fe14ef087ba470322d2aabc99b37bf61edac9