diff --git a/.changeset/grumpy-worms-jog.md b/.changeset/grumpy-worms-jog.md
new file mode 100644
index 0000000000..84edfc7f45
--- /dev/null
+++ b/.changeset/grumpy-worms-jog.md
@@ -0,0 +1,6 @@
+---
+'@commercetools-uikit/calendar-time-utils': patch
+'@commercetools-uikit/i18n': patch
+---
+
+remove japanese locale support
diff --git a/docs/.storybook/configs/intl-context.js b/docs/.storybook/configs/intl-context.js
index 36149b6641..b6d9ab7a97 100644
--- a/docs/.storybook/configs/intl-context.js
+++ b/docs/.storybook/configs/intl-context.js
@@ -1,7 +1,7 @@
 import PropTypes from 'prop-types';
 import { IntlProvider } from 'react-intl';
 
-const locales = ['en', 'en-GB', 'de', 'es', 'fr-FR', 'ja', 'zh-CN'];
+const locales = ['en', 'en-GB', 'de', 'es', 'fr-FR', 'zh-CN'];
 
 const getMessagesForLocale = (locale) => {
   switch (locale) {
@@ -17,8 +17,6 @@ const getMessagesForLocale = (locale) => {
       return require('../../../packages/i18n/data/fr-FR.json');
     case 'zh-CN':
       return require('../../../packages/i18n/data/zh-CN.json');
-    case 'ja':
-      return require('../../../packages/i18n/data/ja.json');
     default:
       throw new Error(`Unable to load messages for locale ${locale}.`);
   }
@@ -38,8 +36,6 @@ const namifyLocale = (locale) => {
       return 'Français';
     case 'zh-CN':
       return '简化字';
-    case 'ja':
-      return '日本人';
     default:
       return locale;
   }
diff --git a/docs/.storybook/webpack.config.js b/docs/.storybook/webpack.config.js
index 5619635a6b..3bcc50addf 100644
--- a/docs/.storybook/webpack.config.js
+++ b/docs/.storybook/webpack.config.js
@@ -13,7 +13,7 @@ const sourceFolders = [
 module.exports = ({ config }) => {
   config.plugins.push(
     new MomentLocalesPlugin({
-      localesToKeep: ['de', 'es', 'fr', 'zh-cn', 'ja', 'en-gb'],
+      localesToKeep: ['de', 'es', 'fr', 'zh-cn', 'en-gb'],
     })
   );
 
diff --git a/package.json b/package.json
index 864d856039..6a8200dc24 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "build": "./scripts/build.sh",
     "build:watch": "./scripts/build_watch.sh",
     "start": "yarn --cwd docs start",
-    "extract-intl": "formatjs extract --format=./packages/i18n/transifex-transformer.js --out-file=./packages/i18n/data/core.json '{packages,src/components}/**/messages.js'",
+    "extract-intl": "formatjs extract --format=./packages/i18n/transifex-transformer.js --out-file=./packages/i18n/data/core.json '{packages,src/components}/**/messages.ts'",
     "compile-intl": "yarn workspace @commercetools-uikit/i18n compile-data",
     "lint": "jest --projects jest.eslint.config.js",
     "lint:js": "jest --config jest.eslint.config.js",
diff --git a/packages/calendar-time-utils/src/calendar-time.spec.js b/packages/calendar-time-utils/src/calendar-time.spec.js
index a06d3d7665..1a3cfbc442 100644
--- a/packages/calendar-time-utils/src/calendar-time.spec.js
+++ b/packages/calendar-time-utils/src/calendar-time.spec.js
@@ -8,7 +8,6 @@ describe('getLocalizedDateTimeFormatPattern', () => {
     'en-AU': 'DD/MM/YYYY',
     es: 'DD/MM/AAAA',
     'fr-FR': 'JJ/MM/AAAA',
-    ja: '年/月/日',
     'zh-CN': '年/月/日',
     xx: 'MM/DD/YYYY', // unknown locale returns the default pattern moment provides
   };
@@ -20,7 +19,6 @@ describe('getLocalizedDateTimeFormatPattern', () => {
     'en-AU': 'HH:mm AM/PM',
     es: 'HH:mm',
     'fr-FR': 'HH:mm',
-    ja: '午前/午後 時:分',
     'zh-CN': '小时:分钟',
     xx: 'h:mm A', // unknown locale returns the default pattern moment provides
   };
@@ -32,7 +30,6 @@ describe('getLocalizedDateTimeFormatPattern', () => {
     'en-AU': 'DD/MM/YYYY - HH:mm AM/PM',
     es: 'DD/MM/AAAA - HH:mm',
     'fr-FR': 'JJ/MM/AAAA - HH:mm',
-    ja: '年/月/日 - 午前/午後 時:分',
     'zh-CN': '年/月/日 - 小时:分钟',
     xx: 'MM/DD/YYYY - h:mm A', // unknown locale returns the default pattern moment provides
   };
diff --git a/packages/calendar-time-utils/src/formats.ts b/packages/calendar-time-utils/src/formats.ts
index b1f44a6215..5320eed98d 100644
--- a/packages/calendar-time-utils/src/formats.ts
+++ b/packages/calendar-time-utils/src/formats.ts
@@ -50,14 +50,6 @@ export const DATE_FORMAT_LOCALIZED_MAPPINGS: TLocalizedDateFormatMapping = {
     [formatToken.DD]: 'JJ',
     [formatToken.YYYY]: 'AAAA',
   },
-  ja: {
-    // YYYY/MM/DD - HH:mm -> 年/月/日 - 午前/午後 時:分
-    [formatToken.HH]: '午前/午後 時',
-    [formatToken.mm]: '分',
-    [formatToken.DD]: '日',
-    [formatToken.MM]: '月',
-    [formatToken.YYYY]: '年',
-  },
   'zh-CN': {
     // YYYY/MM/DD - HH:mm -> 年/月/日 - 小时：分钟
     [formatToken.HH]: '小时',
diff --git a/packages/i18n/data/core.json b/packages/i18n/data/core.json
index 4f3af423ba..20e8199880 100644
--- a/packages/i18n/data/core.json
+++ b/packages/i18n/data/core.json
@@ -24,10 +24,6 @@
   "UIKit.DataTableManager.TableSettings.columnManagerOption": "Column manager",
   "UIKit.DataTableManager.TableSettings.displaySettingsOption": "Display settings",
   "UIKit.DataTableManager.TableSettings.placeholder": "Table settings",
-  "UIKit.DateInput.placeholder": "MM/DD/YYYY",
-  "UIKit.DateRangeInput.placeholder": "MM/DD/YYYY - MM/DD/YYYY",
-  "UIKit.DateTimeInput.placeholder": "MM/DD/YYYY - HH:mm AM/PM",
-  "UIKit.DateTimeInput.timePlaceholder": "HH:mm AM/PM",
   "UIKit.FieldErrors.invalidFractionalNumber": "A whole number is required.",
   "UIKit.FieldErrors.invalidNegativeNumber": "Negative number is not supported.",
   "UIKit.FieldErrors.missingRequiredField": "This field is required. Provide a value.",
diff --git a/packages/i18n/data/ja.json b/packages/i18n/data/ja.json
deleted file mode 100644
index e2bcccdfb4..0000000000
--- a/packages/i18n/data/ja.json
+++ /dev/null
@@ -1,79 +0,0 @@
-{
-  "UIKit.CalendarHeader.nextMonthTooltip": "来月",
-  "UIKit.CalendarHeader.nextYearTooltip": "来年",
-  "UIKit.CalendarHeader.previousMonthTooltip": "先月",
-  "UIKit.CalendarHeader.previousYearTooltip": "昨年",
-  "UIKit.CalendarHeader.todayTooltip": "今日",
-  "UIKit.ClearButton.clearButtonLabel": "クリア",
-  "UIKit.CreatableSelectInput.createLabel": "「{inputValue}」を作成",
-  "UIKit.DataTableManager.ColumnManager.DroppablePanel.loadMoreAttributesHint": "上記の入力検索を使ってもっと属性を読み込む",
-  "UIKit.DataTableManager.ColumnManager.closeButtonLabel": "閉じる",
-  "UIKit.DataTableManager.ColumnManager.hiddenColumns": "非表示列",
-  "UIKit.DataTableManager.ColumnManager.noHiddenColumnsToShow": "非表示列はありません。",
-  "UIKit.DataTableManager.ColumnManager.noSelectedColumnsToShow": "表示列が選択されていません。",
-  "UIKit.DataTableManager.ColumnManager.title": "列管理",
-  "UIKit.DataTableManager.ColumnSelectorGroups.visible": "表示列",
-  "UIKit.DataTableManager.DensityManager.closeButtonLabel": "閉じる",
-  "UIKit.DataTableManager.DensityManager.densityDisplayCompactOption": "最小",
-  "UIKit.DataTableManager.DensityManager.densityDisplayDefaultOption": "既定",
-  "UIKit.DataTableManager.DensityManager.densityDisplaySubtitle": "行間と列幅",
-  "UIKit.DataTableManager.DensityManager.textWrappingAllWrapVisibleOption": "全テキストを表示。",
-  "UIKit.DataTableManager.DensityManager.textWrappingShowHideOnDemandOption": "テキストの一部を表示。必要に応じて残りを表示。",
-  "UIKit.DataTableManager.DensityManager.textWrappingSubtitle": "テキスト表示",
-  "UIKit.DataTableManager.DensityManager.title": "表のレイアウト設定",
-  "UIKit.DataTableManager.TableSettings.columnManagerOption": "表示列の管理",
-  "UIKit.DataTableManager.TableSettings.displaySettingsOption": "レイアウト設定",
-  "UIKit.DataTableManager.TableSettings.placeholder": "表の設定",
-  "UIKit.DateInput.placeholder": "年/月/日",
-  "UIKit.DateRangeInput.placeholder": "年/月/日 - 年/月/日",
-  "UIKit.DateTimeInput.placeholder": "年/月/日 - 午前/午後 時:分",
-  "UIKit.DateTimeInput.timePlaceholder": "午前/午後 時:分",
-  "UIKit.FieldErrors.invalidFractionalNumber": "整数を入力して下さい",
-  "UIKit.FieldErrors.invalidNegativeNumber": "0より小さい数には対応していません。",
-  "UIKit.FieldErrors.missingRequiredField": "必須フィールドです。値を入力して下さい。",
-  "UIKit.LocalizedMoneyInput.hide": "通貨を隠す ({remainingCurrencies})",
-  "UIKit.LocalizedMoneyInput.missingRequiredField": "必須フィールドです。少なくとも値を一つ入力して下さい。",
-  "UIKit.LocalizedMoneyInput.show": "全通貨を表示 ({remainingCurrencies})",
-  "UIKit.LocalizedTextInput.hide": "言語を隠す ({remainingLanguages})",
-  "UIKit.LocalizedTextInput.missingRequiredField": "必須フィールドです。少なくとも値を一つ入力して下さい。",
-  "UIKit.LocalizedTextInput.show": "全言語を表示 ({remainingLanguages})",
-  "UIKit.MoneyInput.highPrecision": "価格",
-  "UIKit.MultilineTextInput.collapse": "閉じる",
-  "UIKit.MultilineTextInput.expand": "開く",
-  "UIKit.Pagination.PageNavigator.nextPageLabel": "次のページ",
-  "UIKit.Pagination.PageNavigator.page": "ページ",
-  "UIKit.Pagination.PageNavigator.pageCount": "{count}ページ中",
-  "UIKit.Pagination.PageNavigator.previousPageLabel": "前のページ",
-  "UIKit.Pagination.PageSizeSelector.pageSize": "1ページの表示数（{count}個のアイテム）",
-  "UIKit.PasswordField.hide": "隠す",
-  "UIKit.PasswordField.show": "表示",
-  "UIKit.RichTextBody.boldButtonLabel": "太字",
-  "UIKit.RichTextBody.expandButtonLabel": "開く",
-  "UIKit.RichTextBody.italicButtonLabel": "斜体",
-  "UIKit.RichTextBody.moreStylesDropdownLabel": "その他のスタイル",
-  "UIKit.RichTextBody.moreStylesDropdownOptionStrikethrough": "取り消し線",
-  "UIKit.RichTextBody.moreStylesDropdownOptionSubscript": "添字",
-  "UIKit.RichTextBody.moreStylesDropdownOptionSuperscript": "上付き文字",
-  "UIKit.RichTextBody.orderedListButtonLabel": "段落番号",
-  "UIKit.RichTextBody.redoButtonLabel": "やり直す",
-  "UIKit.RichTextBody.styleDropdownLabel": "スタイル",
-  "UIKit.RichTextBody.styleDropdownOptionH1": "見出し H1",
-  "UIKit.RichTextBody.styleDropdownOptionH2": "見出し H2",
-  "UIKit.RichTextBody.styleDropdownOptionH3": "見出し H3",
-  "UIKit.RichTextBody.styleDropdownOptionH4": "見出し H4",
-  "UIKit.RichTextBody.styleDropdownOptionH5": "見出し H5",
-  "UIKit.RichTextBody.styleDropdownOptionParagraph": "段落",
-  "UIKit.RichTextBody.styleDropdownOptionPreformatted": "整形済み",
-  "UIKit.RichTextBody.styleDropdownOptionQuote": "引用",
-  "UIKit.RichTextBody.underlinedButtonLabel": "下線",
-  "UIKit.RichTextBody.undoButtonLabel": "元に戻す",
-  "UIKit.RichTextBody.unorderedListButtonLabel": "箇条書き",
-  "UIKit.SearchSelectInput.loadingOptionsMessage": "完全一致を読み込んでいます",
-  "UIKit.SearchSelectInput.noOptionsMessage": "検索用語に一致するものが見つかりません",
-  "UIKit.SearchSelectInput.placeholderMessage": "検索",
-  "UIKit.SelectInput.loadingOptions": "読み込み中",
-  "UIKit.SelectInput.noOptionsMessageWithInputValue": "オプションなし",
-  "UIKit.SelectInput.noOptionsMessageWithoutInputValue": "オプションなし",
-  "UIKit.SelectInput.placeholder": "選択して下さい",
-  "UIKit.TimeInput.placeholder": "午前/午後 時:分"
-}