diff --git a/.yoi/tickets/00001KVZSGT0Q/item.md b/.yoi/tickets/00001KVZSGT0Q/item.md
index 377b88d7..e4252afa 100644
--- a/.yoi/tickets/00001KVZSGT0Q/item.md
+++ b/.yoi/tickets/00001KVZSGT0Q/item.md
@@ -2,7 +2,7 @@
 title: 'Backend RuntimeRegistryにembedded worker-runtimeを接続する'
 state: 'done'
 created_at: '2026-06-25T16:23:58Z'
-updated_at: '2026-06-26T05:47:09Z'
+updated_at: '2026-06-26T05:47:56Z'
 assignee: null
 queued_by: 'workspace-panel'
 queued_at: '2026-06-25T16:31:30Z'
diff --git a/.yoi/tickets/00001KVZSGT0Q/thread.md b/.yoi/tickets/00001KVZSGT0Q/thread.md
index f780f7aa..21a6945d 100644
--- a/.yoi/tickets/00001KVZSGT0Q/thread.md
+++ b/.yoi/tickets/00001KVZSGT0Q/thread.md
@@ -294,3 +294,22 @@ Scope:
 - Remote process / FS/REST/WS server implementation / Web Console / Profile config sync は Non-goals として未実装。
 
 ---
+
+<!-- event: implementation_report author: yoi-orchestrator at: 2026-06-26T05:47:56Z -->
+
+## Implementation report
+
+Cleanup report:
+
+- Child Workers stopped one-by-one and scope reclaimed:
+  - `yoi-coder-00001KVZSGT0Q-embedded-runtime`
+  - `yoi-reviewer-00001KVZSGT0Q-embedded-runtime`
+- Child implementation worktree removed:
+  - `/home/hare/Projects/yoi/.worktree/00001KVZSGT0Q-embedded-runtime-registry`
+- Child implementation branch removed:
+  - `work/00001KVZSGT0Q-embedded-runtime-registry`
+
+Operational note:
+- StopPod was executed sequentially, not in parallel.
+
+---