@mui/material/locale/jaJP.mjs

Material UI is an open-source React component library that implements Google's Material Design. It's comprehensive and can be used in production out of the box.

import buildFormatNumber from "./utils/buildFormatNumber.mjs";
const formatNumber = buildFormatNumber('ja-JP');
export const jaJP = {
  components: {
    MuiBreadcrumbs: {
      defaultProps: {
        expandText: 'すべて表示'
      }
    },
    MuiTablePagination: {
      defaultProps: {
        getItemAriaLabel: type => {
          if (type === 'first') {
            return '最初のページへ';
          }
          if (type === 'last') {
            return '最後のページへ';
          }
          if (type === 'next') {
            return '次のページへ';
          }
          // if (type === 'previous') {
          return '前のページへ';
        },
        labelRowsPerPage: 'ページあたりの行数:',
        labelDisplayedRows: ({
          from,
          to,
          count
        }) => `${formatNumber(from)}～${formatNumber(to)} / ${count !== -1 ? formatNumber(count) : `${formatNumber(to)}以上`}`
      }
    },
    MuiRating: {
      defaultProps: {
        getLabelText: value => `星${value}`,
        emptyLabelText: '星なし'
      }
    },
    MuiAutocomplete: {
      defaultProps: {
        clearText: 'クリア',
        closeText: '閉じる',
        loadingText: '読み込み中…',
        noOptionsText: 'データがありません',
        openText: '開く'
      }
    },
    MuiAlert: {
      defaultProps: {
        closeText: '閉じる'
      }
    },
    MuiPagination: {
      defaultProps: {
        'aria-label': 'ページ選択',
        getItemAriaLabel: (type, page, selected) => {
          if (type === 'page') {
            return `ページ${page}${selected ? '' : 'へ'}`;
          }
          if (type === 'first') {
            return '最初のページへ';
          }
          if (type === 'last') {
            return '最後のページへ';
          }
          if (type === 'next') {
            return '次のページへ';
          }
          // if (type === 'previous') {
          return '前のページへ';
        }
      }
    }
  }
};