diff --git a/packages/frontend/src/components/MkChart.vue b/packages/frontend/src/components/MkChart.vue
index 7d3a3d289b..c0562f02e3 100644
--- a/packages/frontend/src/components/MkChart.vue
+++ b/packages/frontend/src/components/MkChart.vue
@@ -15,7 +15,6 @@
 */
 import { onMounted, ref, shallowRef, watch, PropType, onUnmounted } from 'vue';
 import { Chart } from 'chart.js';
-import 'chartjs-adapter-date-fns';
 import { enUS } from 'date-fns/locale';
 import gradient from 'chartjs-plugin-gradient';
 import * as os from '@/os';
diff --git a/packages/frontend/src/components/MkHeatmap.vue b/packages/frontend/src/components/MkHeatmap.vue
index fff93ef965..ec7f49beee 100644
--- a/packages/frontend/src/components/MkHeatmap.vue
+++ b/packages/frontend/src/components/MkHeatmap.vue
@@ -12,11 +12,10 @@ import { markRaw, version as vueVersion, onMounted, onBeforeUnmount, nextTick, w
 import { Chart } from 'chart.js';
 import { enUS } from 'date-fns/locale';
 import tinycolor from 'tinycolor2';
+import { MatrixController, MatrixElement } from 'chartjs-chart-matrix';
 import * as os from '@/os';
-import 'chartjs-adapter-date-fns';
 import { defaultStore } from '@/store';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip';
-import { MatrixController, MatrixElement } from 'chartjs-chart-matrix';
 import { chartVLine } from '@/scripts/chart-vline';
 import { alpha } from '@/scripts/color';
 import { initChart } from '@/scripts/init-chart';
diff --git a/packages/frontend/src/components/MkRetentionHeatmap.vue b/packages/frontend/src/components/MkRetentionHeatmap.vue
index 95690bde47..e91b58a4a8 100644
--- a/packages/frontend/src/components/MkRetentionHeatmap.vue
+++ b/packages/frontend/src/components/MkRetentionHeatmap.vue
@@ -12,11 +12,10 @@ import { markRaw, version as vueVersion, onMounted, onBeforeUnmount, nextTick }
 import { Chart } from 'chart.js';
 import { enUS } from 'date-fns/locale';
 import tinycolor from 'tinycolor2';
+import { MatrixController, MatrixElement } from 'chartjs-chart-matrix';
 import * as os from '@/os';
-import 'chartjs-adapter-date-fns';
 import { defaultStore } from '@/store';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip';
-import { MatrixController, MatrixElement } from 'chartjs-chart-matrix';
 import { chartVLine } from '@/scripts/chart-vline';
 import { alpha } from '@/scripts/color';
 import { initChart } from '@/scripts/init-chart';
diff --git a/packages/frontend/src/pages/admin/overview.active-users.vue b/packages/frontend/src/pages/admin/overview.active-users.vue
index e01009b7aa..14b09f34e9 100644
--- a/packages/frontend/src/pages/admin/overview.active-users.vue
+++ b/packages/frontend/src/pages/admin/overview.active-users.vue
@@ -12,11 +12,10 @@ import { markRaw, version as vueVersion, onMounted, onBeforeUnmount, nextTick }
 import { Chart } from 'chart.js';
 import { enUS } from 'date-fns/locale';
 import tinycolor from 'tinycolor2';
+import gradient from 'chartjs-plugin-gradient';
 import * as os from '@/os';
-import 'chartjs-adapter-date-fns';
 import { defaultStore } from '@/store';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip';
-import gradient from 'chartjs-plugin-gradient';
 import { chartVLine } from '@/scripts/chart-vline';
 import { alpha } from '@/scripts/color';
 import { initChart } from '@/scripts/init-chart';
diff --git a/packages/frontend/src/pages/admin/overview.vue b/packages/frontend/src/pages/admin/overview.vue
index c16a928a80..2e0b49c5a3 100644
--- a/packages/frontend/src/pages/admin/overview.vue
+++ b/packages/frontend/src/pages/admin/overview.vue
@@ -77,7 +77,6 @@ import * as os from '@/os';
 import { stream } from '@/stream';
 import { i18n } from '@/i18n';
 import { definePageMetadata } from '@/scripts/page-metadata';
-import 'chartjs-adapter-date-fns';
 import { defaultStore } from '@/store';
 import MkFileListForAdmin from '@/components/MkFileListForAdmin.vue';
 import MkFolder from '@/components/MkFolder.vue';
diff --git a/packages/frontend/src/pages/user/activity.heatmap.vue b/packages/frontend/src/pages/user/activity.heatmap.vue
index 8472f79948..252985d113 100644
--- a/packages/frontend/src/pages/user/activity.heatmap.vue
+++ b/packages/frontend/src/pages/user/activity.heatmap.vue
@@ -14,7 +14,6 @@ import { enUS } from 'date-fns/locale';
 import tinycolor from 'tinycolor2';
 import * as misskey from 'misskey-js';
 import * as os from '@/os';
-import 'chartjs-adapter-date-fns';
 import { defaultStore } from '@/store';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip';
 import { chartVLine } from '@/scripts/chart-vline';
diff --git a/packages/frontend/src/pages/user/activity.pv.vue b/packages/frontend/src/pages/user/activity.pv.vue
index eaaeba976c..2d83d1ddc3 100644
--- a/packages/frontend/src/pages/user/activity.pv.vue
+++ b/packages/frontend/src/pages/user/activity.pv.vue
@@ -13,11 +13,10 @@ import { Chart } from 'chart.js';
 import { enUS } from 'date-fns/locale';
 import tinycolor from 'tinycolor2';
 import * as misskey from 'misskey-js';
+import gradient from 'chartjs-plugin-gradient';
 import * as os from '@/os';
-import 'chartjs-adapter-date-fns';
 import { defaultStore } from '@/store';
 import { useChartTooltip } from '@/scripts/use-chart-tooltip';
-import gradient from 'chartjs-plugin-gradient';
 import { chartVLine } from '@/scripts/chart-vline';
 import { alpha } from '@/scripts/color';
 import { initChart } from '@/scripts/init-chart';
diff --git a/packages/frontend/src/scripts/init-chart.ts b/packages/frontend/src/scripts/init-chart.ts
index 005ac5e271..fc18869009 100644
--- a/packages/frontend/src/scripts/init-chart.ts
+++ b/packages/frontend/src/scripts/init-chart.ts
@@ -20,6 +20,7 @@ import gradient from 'chartjs-plugin-gradient';
 import zoomPlugin from 'chartjs-plugin-zoom';
 import { MatrixController, MatrixElement } from 'chartjs-chart-matrix';
 import { defaultStore } from '@/store';
+import 'chartjs-adapter-date-fns';
 
 export function initChart() {
 	Chart.register(