投とう書しょ家か

noun

contributor; correspondent

Refers to a person who regularly writes letters or articles for newspapers, magazines, or similar publications. Often implies an amateur or non-staff contributor.

• 彼かれは地じ元もと紙しの投とう書しょ家かとしてよく意い見けんを寄よせている。

  He often contributes opinions as a correspondent for the local newspaper.