diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5db3783e1..e452eb384 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@
 
 ### Client
 - Fix: 一部のモデログ(logYellowでの表示対象)について、表示の色が変わらない問題を修正
+- Feat: AiScript専用のMFM構文`$[clickable.ev=EVENTNAME ...]`を追加。`Mk:C:mfm`のオプション`onClickEv`に関数を渡すと、クリック時に`EVENTNAME`を引数にして呼び出す
 
 ### Server
 - Enhance: センシティブワードの設定がハッシュタグトレンドにも適用されるようになりました
diff --git a/packages/frontend/src/components/MkAsUi.vue b/packages/frontend/src/components/MkAsUi.vue
index 4239cc609..0ff5bd703 100644
--- a/packages/frontend/src/components/MkAsUi.vue
+++ b/packages/frontend/src/components/MkAsUi.vue
@@ -11,7 +11,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</template>
 	</div>
 	<span v-else-if="c.type === 'text'" :class="{ [$style.fontSerif]: c.font === 'serif', [$style.fontMonospace]: c.font === 'monospace' }" :style="{ fontSize: c.size ? `${c.size * 100}%` : null, fontWeight: c.bold ? 'bold' : null, color: c.color ?? null }">{{ c.text }}</span>
-	<Mfm v-else-if="c.type === 'mfm'" :class="{ [$style.fontSerif]: c.font === 'serif', [$style.fontMonospace]: c.font === 'monospace' }" :style="{ fontSize: c.size ? `${c.size * 100}%` : null, fontWeight: c.bold ? 'bold' : null, color: c.color ?? null }" :text="c.text"/>
+	<Mfm v-else-if="c.type === 'mfm'" :class="{ [$style.fontSerif]: c.font === 'serif', [$style.fontMonospace]: c.font === 'monospace' }" :style="{ fontSize: c.size ? `${c.size * 100}%` : null, fontWeight: c.bold ? 'bold' : null, color: c.color ?? null }" :text="c.text" @clickEv="c.onClickEv"/>
 	<MkButton v-else-if="c.type === 'button'" :primary="c.primary" :rounded="c.rounded" :disabled="c.disabled" :small="size === 'small'" inline @click="c.onClick">{{ c.text }}</MkButton>
 	<div v-else-if="c.type === 'buttons'" class="_buttons" :style="{ justifyContent: align }">
 		<MkButton v-for="button in c.buttons" :primary="button.primary" :rounded="button.rounded" :disabled="button.disabled" inline :small="size === 'small'" @click="button.onClick">{{ button.text }}</MkButton>
diff --git a/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts b/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
index a46c7f0ce..3e72b6479 100644
--- a/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
+++ b/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import { VNode, h } from 'vue';
+import { VNode, h, SetupContext } from 'vue';
 import * as mfm from 'mfm-js';
 import * as Misskey from 'misskey-js';
 import MkUrl from '@/components/global/MkUrl.vue';
@@ -43,8 +43,12 @@ type MfmProps = {
 	enableEmojiMenuReaction?: boolean;
 };
 
+type MfmEvents = {
+	clickEv(id: string): void;
+};
+
 // eslint-disable-next-line import/no-default-export
-export default function(props: MfmProps) {
+export default function(props: MfmProps, context: SetupContext<MfmEvents>) {
 	const isNote = props.isNote ?? true;
 	const shouldNyaize = props.nyaize ? props.nyaize === 'respect' ? props.author?.isCat : false : false;
 
@@ -281,6 +285,13 @@ export default function(props: MfmProps) {
 							}),
 						]);
 					}
+					case 'clickable': {
+						return h('span', { onClick(ev: MouseEvent): void {
+							ev.stopPropagation();
+							ev.preventDefault();
+							context.emit('clickEv', token.props.args.ev ?? '');
+						} }, genEl(token.children, scale));
+					}
 				}
 				if (style === undefined) {
 					return h('span', {}, ['$[', token.props.name, ' ', ...genEl(token.children, scale), ']']);
diff --git a/packages/frontend/src/scripts/aiscript/ui.ts b/packages/frontend/src/scripts/aiscript/ui.ts
index 75b924843..08ba1e6d9 100644
--- a/packages/frontend/src/scripts/aiscript/ui.ts
+++ b/packages/frontend/src/scripts/aiscript/ui.ts
@@ -47,6 +47,7 @@ export type AsUiMfm = AsUiComponentBase & {
 	bold?: boolean;
 	color?: string;
 	font?: 'serif' | 'sans-serif' | 'monospace';
+	onClickEv?: (evId: string) => void
 };
 
 export type AsUiButton = AsUiComponentBase & {
@@ -230,6 +231,8 @@ function getMfmOptions(def: values.Value | undefined): Omit<AsUiMfm, 'id' | 'typ
 	if (color) utils.assertString(color);
 	const font = def.value.get('font');
 	if (font) utils.assertString(font);
+	const onClickEv = def.value.get('onClickEv');
+	if (onClickEv) utils.assertFunction(onClickEv);
 
 	return {
 		text: text?.value,
@@ -237,6 +240,9 @@ function getMfmOptions(def: values.Value | undefined): Omit<AsUiMfm, 'id' | 'typ
 		bold: bold?.value,
 		color: color?.value,
 		font: font?.value,
+		onClickEv: (evId: string) => {
+			if (onClickEv) call(onClickEv, values.STR(evId));
+		},
 	};
 }