diff --git a/src/client/app/common/scripts/note-mixin.ts b/src/client/app/common/scripts/note-mixin.ts
index 17182e2757..491c77747a 100644
--- a/src/client/app/common/scripts/note-mixin.ts
+++ b/src/client/app/common/scripts/note-mixin.ts
@@ -1,7 +1,8 @@
 import parse from '../../../../mfm/parse';
 import { sum } from '../../../../prelude/array';
-import MkNoteMenu from '..//views/components/note-menu.vue';
+import MkNoteMenu from '../views/components/note-menu.vue';
 import MkReactionPicker from '../views/components/reaction-picker.vue';
+import Ok from '../views/components/ok.vue';
 
 function focus(el, fn) {
 	const target = fn(el);
@@ -31,6 +32,8 @@ export default (opts: Opts = {}) => ({
 				'r|left': () => this.reply(true),
 				'e|a|plus': () => this.react(true),
 				'q|right': () => this.renote(true),
+				'f|b': this.favorite,
+				'delete|ctrl+d': this.del,
 				'ctrl+q|ctrl+right': this.renoteDirectly,
 				'up|k|shift+tab': this.focusBefore,
 				'down|j|tab': this.focusAfter,
@@ -129,6 +132,20 @@ export default (opts: Opts = {}) => ({
 			});
 		},
 
+		favorite() {
+			(this as any).api('notes/favorites/create', {
+				noteId: this.appearNote.id
+			}).then(() => {
+				(this as any).os.new(Ok);
+			});
+		},
+
+		del() {
+			(this as any).api('notes/delete', {
+				noteId: this.appearNote.id
+			});
+		},
+
 		menu(viaKeyboard = false) {
 			(this as any).os.new(MkNoteMenu, {
 				source: this.$refs.menuButton,
diff --git a/src/docs/keyboard-shortcut.ja-JP.md b/src/docs/keyboard-shortcut.ja-JP.md
index 264387242c..d1d8989a81 100644
--- a/src/docs/keyboard-shortcut.ja-JP.md
+++ b/src/docs/keyboard-shortcut.ja-JP.md
@@ -30,6 +30,8 @@
 		<tr><td><kbd class="group"><kbd class="key">Ctrl</kbd> + <kbd class="key">→</kbd></kbd>, <kbd class="group"><kbd class="key">Ctrl</kbd> + <kbd class="key">Q</kbd></kbd></td><td>即刻Renoteする(フォームを開かずに)</td><td>-</td></tr>
 		<tr><td><kbd class="key">E</kbd>, <kbd class="key">A</kbd>, <kbd class="key">+</kbd></td><td>リアクションフォームを開く</td><td><b>E</b>mote, re<b>A</b>ction</td></tr>
 		<tr><td><kbd class="key">0</kbd>~<kbd class="key">9</kbd></td><td>数字に対応したリアクションをする(対応については後述)</td><td>-</td></tr>
+		<tr><td><kbd class="key">F</kbd>, <kbd class="key">B</kbd></td><td>お気に入りに登録</td><td><b>F</b>avorite, <b>B</b>ookmark</td></tr>
+		<tr><td><kbd class="key">Del</kbd>, <kbd class="group"><kbd class="key">Ctrl</kbd> + <kbd class="key">D</kbd></kbd></td><td>投稿を削除</td><td><b>D</b>elete</tr>
 		<tr><td><kbd class="key">M</kbd>, <kbd class="key">O</kbd></td><td>投稿に対するメニューを開く</td><td><b>M</b>ore, <b>O</b>ther</td></tr>
 		<tr><td><kbd class="key">S</kbd></td><td>CWで隠された部分を表示 or 隠す</td><td><b>S</b>how, <b>S</b>ee</td></tr>
 		<tr><td><kbd class="key">Esc</kbd></td><td>フォーカスを外す</td><td>-</td></tr>