diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/common-configs/plugin-configs.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/common-configs/plugin-configs.yaml
index cbc354be8..e555581e0 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/common-configs/plugin-configs.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/common-configs/plugin-configs.yaml
@@ -1144,13 +1144,6 @@ data:
           path: worldguard/logs/%Y-%m-%d.log
           open-files: 10
 
-  StreamClock-config.yml: |
-    stopped-world:
-      - "world_SW"
-      - "world_SW_2"
-      - "world_SW_nether"
-      - "world_SW_the_end"
-
   ByeByeWither-config.yml: |
     wither:
       is-enabled: true
diff --git a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/debug-s1/seichiassist.yaml b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/debug-s1/seichiassist.yaml
index 31e675e3a..146ac2a13 100644
--- a/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/debug-s1/seichiassist.yaml
+++ b/seichi-onp-k8s/manifests/seichi-kubernetes/app-templates/seichi-debug-minecraft-on-seichiassist-pr/templates/debug-s1/seichiassist.yaml
@@ -111,7 +111,6 @@ spec:
                 https://download.luckperms.net/1526/bukkit/loader/LuckPerms-Bukkit-5.4.113.jar,
                 https://github.com/GiganticMinecraft/Elytra/releases/download/1.18.2/Elytra-1.0-SNAPSHOT.jar,
                 https://github.com/GiganticMinecraft/OriginSpawn/releases/download/v0.2.7/OriginSpawn-0.2.7-SNAPSHOT.jar,
-                https://github.com/GiganticMinecraft/StreamClock/releases/download/sha-dd1905c/StreamClock-1.0-SNAPSHOT.jdk17.jar,
                 https://github.com/GiganticMinecraft/ByeByeWither/releases/download/sha-e2a0a69/ByeByeWither-1.0.0.jar,
                 https://github.com/sladkoff/minecraft-prometheus-exporter/releases/download/v2.5.0/minecraft-prometheus-exporter-2.5.0.jar,
                 https://github.com/GiganticMinecraft/RandomTeleport/releases/download/for-1.18/RandomTeleport-1.0-SNAPSHOT.jar,
@@ -328,11 +327,6 @@ spec:
               mountPath: /plugins/WorldGuard/worlds/world_SW_the_end/config.yml
               subPath: world_SW_the_end-config.yml
 
-            # StreamClock プラグインの設定ファイル
-            - name: common-mcserver-plugin-configs
-              mountPath: /plugins/StreamClock/config.yml
-              subPath: StreamClock-config.yml
-
             # ByeByeWither プラグインの設定ファイル
             - name: common-mcserver-plugin-configs
               mountPath: /plugins/ByeByeWither/config.yml