身み元もと保ほ証しょう

noun

personal reference; character reference

Used in contexts such as employment, rental agreements, or legal procedures where a person vouches for another's identity and trustworthiness.

• アパートを借かりるときに身み元もと保ほ証しょうが必ひつ要ようだった。

  I needed a personal reference when renting the apartment.