まんにひとつ

Frequency rank: 20,036. – 20,146.
    expressions (phrases, clauses, etc.); nouns which may take the genitive case particle 'no'
  1. one in a million (chance, etc.); one in ten thousand; in the unlikely event that
Forms
  • まんにひとつFrequency rank: 20,036. – 20,146.
  • まんにひとつ
  • まんにひとつ