diff --git a/packages/frontend/src/components/MkMediaList.vue b/packages/frontend/src/components/MkMediaList.vue
index d890c5c869..24b177d255 100644
--- a/packages/frontend/src/components/MkMediaList.vue
+++ b/packages/frontend/src/components/MkMediaList.vue
@@ -39,7 +39,7 @@ import XVideo from '@/components/MkMediaVideo.vue';
 import * as os from '@/os.js';
 import { FILE_TYPE_BROWSERSAFE } from '@/const.js';
 import { defaultStore } from '@/store.js';
-import { focusParent } from '@/scripts/tms/focus.js';
+import { focusParent } from '@/scripts/focus.js';
 
 const props = defineProps<{
 	mediaList: Misskey.entities.DriveFile[];
diff --git a/packages/frontend/src/components/MkMenu.vue b/packages/frontend/src/components/MkMenu.vue
index def0531322..7338fd6eda 100644
--- a/packages/frontend/src/components/MkMenu.vue
+++ b/packages/frontend/src/components/MkMenu.vue
@@ -108,8 +108,8 @@ import * as os from '@/os.js';
 import { i18n } from '@/i18n.js';
 import { isTouchUsing } from '@/scripts/touch.js';
 import { type Keymap } from '@/scripts/hotkey.js';
-import { focusParent, isFocusable } from '@/scripts/tms/focus.js';
-import { getNodeOrNull } from '@/scripts/tms/get-or-null.js';
+import { focusParent, isFocusable } from '@/scripts/focus.js';
+import { getNodeOrNull } from '@/scripts/get-or-null.js';
 
 const childrenCache = new WeakMap<MenuParent, MenuItem[]>();
 </script>
diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index ce38cdb979..420ff2c651 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -198,7 +198,7 @@ import { showMovedDialog } from '@/scripts/show-moved-dialog.js';
 import { shouldCollapsed } from '@/scripts/collapsed.js';
 import { isEnabledUrlPreview } from '@/instance.js';
 import { type Keymap } from '@/scripts/hotkey.js';
-import { focusPrev, focusNext } from '@/scripts/tms/focus.js';
+import { focusPrev, focusNext } from '@/scripts/focus.js';
 
 const props = withDefaults(defineProps<{
 	note: Misskey.entities.Note;
diff --git a/packages/frontend/src/os.ts b/packages/frontend/src/os.ts
index 78e12c9068..8eb0b2b346 100644
--- a/packages/frontend/src/os.ts
+++ b/packages/frontend/src/os.ts
@@ -24,7 +24,7 @@ import MkContextMenu from '@/components/MkContextMenu.vue';
 import { MenuItem } from '@/types/menu.js';
 import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 import { showMovedDialog } from '@/scripts/show-moved-dialog.js';
-import { getHTMLElementOrNull } from '@/scripts/tms/get-or-null.js';
+import { getHTMLElementOrNull } from '@/scripts/get-or-null.js';
 
 export const openingWindowsCount = ref(0);
 
diff --git a/packages/frontend/src/scripts/tms/focus.ts b/packages/frontend/src/scripts/focus.ts
similarity index 96%
rename from packages/frontend/src/scripts/tms/focus.ts
rename to packages/frontend/src/scripts/focus.ts
index 146ddcf99d..0376ecf7d2 100644
--- a/packages/frontend/src/scripts/tms/focus.ts
+++ b/packages/frontend/src/scripts/focus.ts
@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import { getElementOrNull, getNodeOrNull } from '@/scripts/tms/get-or-null.js';
+import { getElementOrNull, getNodeOrNull } from '@/scripts/get-or-null.js';
 
 type MaybeHTMLElement = EventTarget | Node | Element | HTMLElement;
 
diff --git a/packages/frontend/src/scripts/tms/get-or-null.ts b/packages/frontend/src/scripts/get-or-null.ts
similarity index 100%
rename from packages/frontend/src/scripts/tms/get-or-null.ts
rename to packages/frontend/src/scripts/get-or-null.ts
diff --git a/packages/frontend/src/scripts/hotkey.ts b/packages/frontend/src/scripts/hotkey.ts
index 499e8418b2..073d416263 100644
--- a/packages/frontend/src/scripts/hotkey.ts
+++ b/packages/frontend/src/scripts/hotkey.ts
@@ -2,6 +2,7 @@
  * SPDX-FileCopyrightText: syuilo and misskey-project
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import { getHTMLElementOrNull } from "@/scripts/get-or-null.js";
 
 //#region types
 export type Keymap = Record<string, CallbackFunction | CallbackObject>;
@@ -55,7 +56,7 @@ export const makeHotkey = (keymap: Keymap) => {
 		if ('pswp' in window && window.pswp != null) return;
 		if (document.activeElement != null) {
 			if (IGNORE_ELEMENTS.includes(document.activeElement.tagName.toLowerCase())) return;
-			if ((document.activeElement as HTMLElement).isContentEditable) return;
+			if (getHTMLElementOrNull(document.activeElement)?.isContentEditable) return;
 		}
 		for (const action of actions) {
 			if (matchPatterns(ev, action)) {