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Japanese educational publishing company founded in 1931.

Last updated September 2, 2026

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Overview

Obunsha is a Japanese publishing company specializing in education. It was founded in 1931 by Yoshio Akao as Oubunsha and later changed its name to Obunsha in 1942. The company publishes study references, dictionaries, and educational magazines, and also operates websites for exam information.

History

Obunsha was founded in 1931 by Yoshio Akao as Oubunsha. In 1942, the company name was changed to Obunsha. The company has published various educational materials, including the magazine 'Eiketsu Jidai' (started as 'Juken Junpo' in 1932) and the dictionary 'Essential English-Japanese Dictionary' in 1940. It also launched the 'Daigaku Juken Rajio Koza' (radio course for university entrance exams) in 1952 and the 'Hyakumannin no Eigo' (English for a million people) radio program in 1958. In 2001, it started the 'Pasnavi' website for exam support.

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