diff --git a/packages/client/src/widgets/aichan.vue b/packages/client/src/widgets/aichan.vue
index 828490fd9..4987fee3d 100644
--- a/packages/client/src/widgets/aichan.vue
+++ b/packages/client/src/widgets/aichan.vue
@@ -1,12 +1,12 @@
 <template>
 <MkContainer :naked="widgetProps.transparent" :show-header="false" class="mkw-aichan">
-	<iframe ref="live2d" class="dedjhjmo" src="https://misskey-dev.github.io/mascot-web/?scale=1.5&y=1.1&eyeY=100" @click="touched"></iframe>
+	<iframe ref="live2d" class="dedjhjmo" src="https://misskey-dev.github.io/mascot-web/?scale=1.5&y=1.1&eyeY=100"></iframe>
 </MkContainer>
 </template>
 
 <script lang="ts" setup>
-import { onMounted, onUnmounted, reactive, ref } from 'vue';
-import { useWidgetPropsManager, Widget, WidgetComponentEmits, WidgetComponentExpose, WidgetComponentProps } from './widget';
+import { onMounted, onUnmounted } from 'vue';
+import { useWidgetPropsManager, Widget, WidgetComponentExpose } from './widget';
 import { GetFormResultType } from '@/scripts/form';
 
 const name = 'ai';
@@ -23,8 +23,12 @@ type WidgetProps = GetFormResultType<typeof widgetPropsDef>;
 // 現時点ではvueの制限によりimportしたtypeをジェネリックに渡せない
 //const props = defineProps<WidgetComponentProps<WidgetProps>>();
 //const emit = defineEmits<WidgetComponentEmits<WidgetProps>>();
-const props = defineProps<{ widget?: Widget<WidgetProps>; }>();
-const emit = defineEmits<{ (ev: 'updateProps', props: WidgetProps); }>();
+const props = defineProps<{
+	widget?: Widget<WidgetProps>;
+}>();
+const emit = defineEmits<{
+	(ev: 'updateProps', widgetProps: WidgetProps);
+}>();
 
 const { widgetProps, configure } = useWidgetPropsManager(name,
 	widgetPropsDef,
@@ -32,15 +36,11 @@ const { widgetProps, configure } = useWidgetPropsManager(name,
 	emit,
 );
 
-const live2d = ref<HTMLIFrameElement>();
+const live2d: HTMLIFrameElement = $ref();
 
-const touched = () => {
-	//if (this.live2d) this.live2d.changeExpression('gurugurume');
-};
-
-const onMousemove = (ev: MouseEvent) => {
-	const iframeRect = live2d.value.getBoundingClientRect();
-	live2d.value.contentWindow.postMessage({
+const onMousemove = (ev: MouseEvent): void => {
+	const iframeRect = live2d.getBoundingClientRect();
+	live2d.contentWindow?.postMessage({
 		type: 'moveCursor',
 		body: {
 			x: ev.clientX - iframeRect.left,
diff --git a/packages/client/src/widgets/aiscript.vue b/packages/client/src/widgets/aiscript.vue
index 6ae1a9877..30b16cac2 100644
--- a/packages/client/src/widgets/aiscript.vue
+++ b/packages/client/src/widgets/aiscript.vue
@@ -13,9 +13,9 @@
 </template>
 
 <script lang="ts" setup>
-import { onMounted, onUnmounted, ref, watch } from 'vue';
+import { ref } from 'vue';
 import { AiScript, parse, utils } from '@syuilo/aiscript';
-import { useWidgetPropsManager, Widget, WidgetComponentEmits, WidgetComponentExpose, WidgetComponentProps } from './widget';
+import { useWidgetPropsManager, Widget, WidgetComponentExpose } from './widget';
 import { GetFormResultType } from '@/scripts/form';
 import * as os from '@/os';
 import MkContainer from '@/components/ui/container.vue';
@@ -43,8 +43,12 @@ type WidgetProps = GetFormResultType<typeof widgetPropsDef>;
 // 現時点ではvueの制限によりimportしたtypeをジェネリックに渡せない
 //const props = defineProps<WidgetComponentProps<WidgetProps>>();
 //const emit = defineEmits<WidgetComponentEmits<WidgetProps>>();
-const props = defineProps<{ widget?: Widget<WidgetProps>; }>();
-const emit = defineEmits<{ (ev: 'updateProps', props: WidgetProps); }>();
+const props = defineProps<{
+	widget?: Widget<WidgetProps>;
+}>();
+const emit = defineEmits<{
+	(ev: 'updateProps', widgetProps: WidgetProps): void;
+}>();
 
 const { widgetProps, configure } = useWidgetPropsManager(name,
 	widgetPropsDef,
@@ -58,7 +62,7 @@ const logs = ref<{
 	print: boolean;
 }[]>([]);
 
-const run = async () => {
+const run = async (): Promise<void> => {
 	logs.value = [];
 	const aiscript = new AiScript(createAiScriptEnv({
 		storageKey: 'widget',
@@ -68,7 +72,7 @@ const run = async () => {
 			return new Promise(ok => {
 				os.inputText({
 					title: q,
-				}).then(({ canceled, result: a }) => {
+				}).then(({ result: a }) => {
 					ok(a);
 				});
 			});
diff --git a/packages/client/src/widgets/button.vue b/packages/client/src/widgets/button.vue
index 9ca8be9b7..9e4b84899 100644
--- a/packages/client/src/widgets/button.vue
+++ b/packages/client/src/widgets/button.vue
@@ -7,9 +7,8 @@
 </template>
 
 <script lang="ts" setup>
-import { onMounted, onUnmounted, ref, watch } from 'vue';
-import { AiScript, parse, utils } from '@syuilo/aiscript';
-import { useWidgetPropsManager, Widget, WidgetComponentEmits, WidgetComponentExpose, WidgetComponentProps } from './widget';
+import { AiScript, parse } from '@syuilo/aiscript';
+import { useWidgetPropsManager, Widget, WidgetComponentExpose } from './widget';
 import { GetFormResultType } from '@/scripts/form';
 import * as os from '@/os';
 import { createAiScriptEnv } from '@/scripts/aiscript/api';
@@ -39,8 +38,12 @@ type WidgetProps = GetFormResultType<typeof widgetPropsDef>;
 // 現時点ではvueの制限によりimportしたtypeをジェネリックに渡せない
 //const props = defineProps<WidgetComponentProps<WidgetProps>>();
 //const emit = defineEmits<WidgetComponentEmits<WidgetProps>>();
-const props = defineProps<{ widget?: Widget<WidgetProps>; }>();
-const emit = defineEmits<{ (ev: 'updateProps', props: WidgetProps); }>();
+const props = defineProps<{
+	widget?: Widget<WidgetProps>;
+}>();
+const emit = defineEmits<{
+	(ev: 'updateProps', widgetProps: WidgetProps): void;
+}>();
 
 const { widgetProps, configure } = useWidgetPropsManager(name,
 	widgetPropsDef,
@@ -48,7 +51,7 @@ const { widgetProps, configure } = useWidgetPropsManager(name,
 	emit,
 );
 
-const run = async () => {
+const run = async (): Promise<void> => {
 	const aiscript = new AiScript(createAiScriptEnv({
 		storageKey: 'widget',
 		token: $i?.token,
@@ -57,15 +60,15 @@ const run = async () => {
 			return new Promise(ok => {
 				os.inputText({
 					title: q,
-				}).then(({ canceled, result: a }) => {
+				}).then(({ result: a }) => {
 					ok(a);
 				});
 			});
 		},
-		out: (value) => {
+		out: (_value) => {
 			// nop
 		},
-		log: (type, params) => {
+		log: (_type, _params) => {
 			// nop
 		},
 	});
@@ -96,8 +99,3 @@ defineExpose<WidgetComponentExpose>({
 	id: props.widget ? props.widget.id : null,
 });
 </script>
-
-<style lang="scss" scoped>
-.mkw-button {
-}
-</style>
diff --git a/packages/client/src/widgets/memo.vue b/packages/client/src/widgets/memo.vue
index 14cc2a4e4..7ecc2e78d 100644
--- a/packages/client/src/widgets/memo.vue
+++ b/packages/client/src/widgets/memo.vue
@@ -10,10 +10,9 @@
 </template>
 
 <script lang="ts" setup>
-import { onMounted, onUnmounted, reactive, ref, watch } from 'vue';
-import { useWidgetPropsManager, Widget, WidgetComponentEmits, WidgetComponentExpose, WidgetComponentProps } from './widget';
+import { ref, watch } from 'vue';
+import { useWidgetPropsManager, Widget, WidgetComponentExpose } from './widget';
 import { GetFormResultType } from '@/scripts/form';
-import * as os from '@/os';
 import MkContainer from '@/components/ui/container.vue';
 import { defaultStore } from '@/store';
 import { i18n } from '@/i18n';
@@ -33,7 +32,9 @@ type WidgetProps = GetFormResultType<typeof widgetPropsDef>;
 //const props = defineProps<WidgetComponentProps<WidgetProps>>();
 //const emit = defineEmits<WidgetComponentEmits<WidgetProps>>();
 const props = defineProps<{ widget?: Widget<WidgetProps>; }>();
-const emit = defineEmits<{ (ev: 'updateProps', props: WidgetProps); }>();
+const emit = defineEmits<{
+	(ev: 'updateProps', widgetProps: WidgetProps): void;
+}>();
 
 const { widgetProps, configure } = useWidgetPropsManager(name,
 	widgetPropsDef,
@@ -43,14 +44,14 @@ const { widgetProps, configure } = useWidgetPropsManager(name,
 
 const text = ref<string | null>(defaultStore.state.memo);
 const changed = ref(false);
-let timeoutId;
+let timeoutId: number;
 
-const saveMemo = () => {
+const saveMemo = (): void => {
 	defaultStore.set('memo', text.value);
 	changed.value = false;
 };
 
-const onChange = () => {
+const onChange = (): void => {
 	changed.value = true;
 	window.clearTimeout(timeoutId);
 	timeoutId = window.setTimeout(saveMemo, 1000);
diff --git a/packages/client/src/widgets/notifications.vue b/packages/client/src/widgets/notifications.vue
index 05b24e5cb..a5940002e 100644
--- a/packages/client/src/widgets/notifications.vue
+++ b/packages/client/src/widgets/notifications.vue
@@ -11,7 +11,7 @@
 
 <script lang="ts" setup>
 import { defineAsyncComponent } from 'vue';
-import { useWidgetPropsManager, Widget, WidgetComponentEmits, WidgetComponentExpose, WidgetComponentProps } from './widget';
+import { useWidgetPropsManager, Widget, WidgetComponentExpose } from './widget';
 import { GetFormResultType } from '@/scripts/form';
 import MkContainer from '@/components/ui/container.vue';
 import XNotifications from '@/components/notifications.vue';