| ISE, Norihiro ACTIVE | Secretary | 01 Apr 2017 | | | | Flat De, 148 Finchley Road, London, Greater London, NW3 5HS, England |
| ISE, Norihiro ACTIVE | Director | 08 Jan 2019 | | England | August 1971 | Flat De, 148 Finchley Road, London, Greater London, NW3 5HS, England |
| ADACHI, Hisashi RESIGNED | Secretary | 15 Aug 2003 | 31 Mar 2016 | | | 20 Frobisher Court, 15 Cleveland Road, West Ealing, London, W13 8BD |
| EBATA, Shoichi RESIGNED | Secretary | 01 Mar 1993 | 20 Mar 1995 | | | 307 17-10 Montomachi, Chigasaki, Kanagawa, Japan |
| KATO, Shinichi RESIGNED | Secretary | 01 Feb 2002 | 20 Dec 2002 | | | 2 Foxglove Court, Vicars Bridge Close, Wembley, Middlesex, HA0 1YG |
| KATO, Teruo RESIGNED | Secretary | 01 Jun 2002 | 15 May 2009 | | | 107a, Hayes Lane, Bromley, Kent, BR2 9EG |
| KOYAMA, Hidetaka RESIGNED | Secretary | 20 Mar 1995 | 27 Feb 1997 | | | 1 Court Way, Acton, London, W3 0PY |
| KUROSAWA, Yoshifusa RESIGNED | Secretary | 22 Feb 2000 | 01 Feb 2002 | | | 177 High Street, London, W3 9DJ |
| TANAKA, Kazuyoshi RESIGNED | Secretary | 27 Feb 1997 | 21 Jan 1999 | | | 41 Oak Tree Close, Ealing, London, W5 2AQ |
| TOGAWA, Mitsuru RESIGNED | Secretary | 21 Jan 1999 | 22 Feb 2000 | | | 7 Copperfield Court, Gunnersbury Gardens Acton, London, W3 9AF |
| TSURUTA, Shingo RESIGNED | Secretary | 20 Dec 2002 | 15 Aug 2003 | | | 20 Frobisher Court, Cleveland Road West Ealing, London, W13 8BD |
| AOKI, Junko RESIGNED | Director | 16 Jun 2008 | 07 Jan 2019 | Japan | August 1961 | 1-7-10, Naka, Kunitachi-Shi, Tokyo, Japan |
| AOKI, Kouji RESIGNED | Director | 01 Mar 1993 | 07 Jan 2019 | Japan | May 1945 | 1-13-24 Naka, Kunitachi-Shi, Tokyo, FOREIGN, Japan |
| AOKI, Mitsue RESIGNED | Director | 02 Sep 1998 | 31 Mar 2014 | Japan | August 1944 | 1-13-24 Naka, Kunitachi-Shi, Tokyo, FOREIGN, Japan |
| AOKI, Mitsuyo RESIGNED | Director | 01 Mar 1993 | 26 Aug 1996 | | June 1915 | 61-16 4-Chome, Higashi Kunitachi-Shi, Tokyo, Japan |
| KINUGAWA, Takako RESIGNED | Director | 01 Mar 1993 | 31 Jul 1993 | | February 1936 | 2-6 3-Chome, Nishi Kunitachi-City, Tokyo, Japan |
| SAKAI, Hidemichi RESIGNED | Director | 01 Mar 1993 | 18 May 2008 | | March 1936 | 4-38-18 Eda Higashi, Tsuzuki-Ku, Yokohama, Japan |