Commission on the Constitution

Commission on the Constitution

(As of February 22,2019)


The Commission on the Constitution conducts wide-ranging and integrated research on the Constitution of Japan and basic laws closely related to the Constitution of Japan, and conducts deliberations on bills to amend the Constitution, initiations of amendments related to the Constitution of Japan and bills related to a national referendum.

Title Name Political Groups
Chairman YANAGIMOTO Takuji LDP・VP
Director ISHII Junichi LDP・VP
Director OKADA Naoki LDP・VP
Director NAKANISHI Yusuke LDP・VP
Director NINOYU Takeshi LDP・VP
Director NISHIDA Shoji LDP・VP
Director OSHIMA Kusuo DPFP-SR
Director HAKU Shinkun CDP
Director NISHIDA Makoto KP
Director ASADA Hitoshi JIP・TPH
Director NIHI Sohei JCP
  ADACHI Toshiyuki LDP・VP
  ADACHI Masashi LDP・VP
  AICHI Jiro LDP・VP
  ARIMURA Haruko LDP・VP
  ISHII Masahiro LDP・VP
  UTO Takashi LDP・VP
  KITAMURA Tsuneo LDP・VP
  KOGA Yuichiro LDP・VP
  TAKINAMI Hirofumi LDP・VP
  NAKASONE Hirofumi LDP・VP
  NAGAMINE Makoto LDP・VP
  NINOYU Satoshi LDP・VP
  HAYASHI Yoshimasa LDP・VP
  FUJISUE Kenzo LDP・VP
  FURUKAWA Toshiharu LDP・VP
  MATSUKAWA Rui LDP・VP
  YAMASHITA Yuhei LDP・VP
  YAMATANI Eriko LDP・VP
  ONO Motohiro DPFP-SR
  KIDOGUCHI Eiji DPFP-SR
  TOKUNAGA Eri DPFP-SR
  MASHIKO Teruhiko DPFP-SR
  OGAWA Toshio CDP
  KAZAMA Naoki CDP
  KONISHI Hiroyuki CDP
  FUKUSHIMA Mizuho CDP
  ITO Takae KP
  YAKURA Katsuo KP
  YAMAMOTO Kanae KP
  YAMAMOTO Hiroshi KP
  AZUMA Toru JIP・TPH
  MATSUZAWA Shigefumi JIP・TPH
  KIRA Yoshiko JCP
  YAMAZOE Taku JCP

The names of the political groups in the house, have been abbreviated on this page using unofficial abbreviations. 'None' indicates the house member who is not affiliated with a political group. For the official names of the political groups, please click here.