(As of April 2026)

KASAI Koichi


  • Member of the House of Representatives (HR) for Tokyo Bloc (proportional representation), elected three times

  • In-House Group: Centrist Reform Alliance
  • Born: 25 June 1979, Nagaoka, Niigata; raised in Kamakura, Kanagawa
  • Education:
  • Soka Junior High School
  • Soka Senior High School
  • Faculty of Engineering, University of Tokyo
  • Career:
  • Panasonic Corporation
  • Organization staff member
  • Staff member, Komeito
  • First elected to the House of Representatives (Oct. 2021)
  • Executive Deputy Chairperson, Election Strategy Committee, Centrist Reform Alliance
  • Deputy Chairperson, Policy Research Committee, Centrist Reform Alliance
  • Chairperson, National Security Division, Centrist Reform Alliance
  • Director, HR Standing Committee on National Security
  • Member, HR Commission on the Constitution
Photo of KASAI_Koichi
The House of Representatives
1-7-1 Nagatacho, Chiyoda-ku, Tokyo 100-0014, Japan

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