Commission on the Constitution

Commission on the Constitution

(As of November 10,2022)


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 NAKASONE Hirofumi LDP
Director ASAO Keiichiro LDP
Director KATAYAMA Satsuki LDP
Director HORII Iwao LDP
Director MAKINO Takao LDP
Director YAMAMOTO Junzo LDP
Director KONISHI Hiroyuki CDP
Director YOSHIDA Tadatomo CDP
Director NISHIDA Makoto KP
Director OTOKITA Shun JIP
Director OTSUKA Kohei DPFP-SR
Director YAMAZOE Taku JCP
  AOYAMA Shigeharu LDP
  AKAIKE Masaaki LDP
  USUI Shoichi LDP
  ETO Seiichi LDP
  KATO Akiyoshi LDP
  KOBAYASHI Kazuhiro LDP
  KOSHO Harutomo LDP
  SATO Masahisa LDP
  SHINDO Kanehiko LDP
  NAKANISHI Yusuke LDP
  MATSUKAWA Rui LDP
  MATSUSHITA Shimpei LDP
  MATSUYAMA Masaji LDP
  MARUKAWA Tamayo LDP
  YAMADA Hiroshi LDP
  YAMATANI Eriko LDP
  ISHIKAWA Taiga CDP
  UCHIKOSHI Sakura CDP
  KUMAGAI Hiroto CDP
  KOGA Chikage CDP
  TSUJIMOTO Kiyomi CDP
  FUKUSHIMA Mizuho CDP
  SASAKI Sayaka KP
  YAKURA Katsuo KP
  YASUE Nobuo KP
  YAMAMOTO Kanae KP
  ASADA Hitoshi JIP
  AZUMA Toru JIP
  INOSE Naoki JIP
  ISOZAKI Tetsuji DPFP-SR
  FUNAYAMA Yasue DPFP-SR
  NIHI Sohei JCP
  YAMAMOTO Taro

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.