| FURUNAGA, Keiichi ACTIVE | Secretary | 26 Jun 2025 | | | | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| FURUNAGA, Keiichi ACTIVE | Director | 26 Jun 2025 | | England | February 1981 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| IIJIMA, Yasushi ACTIVE | Director | 25 Jun 2026 | | England | January 1984 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| NAKAMURA, Shingo ACTIVE | Director | 26 Jun 2025 | | Japan | June 1965 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| ONO, Yuji ACTIVE | Director | 07 Jun 2022 | | Japan | September 1968 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| IIMURA, Kazunori RESIGNED | Secretary | 29 Jun 2000 | 01 Sep 2004 | | | 20 Highfield Gardens, London, NW11 9HB |
| KOBAYASHI, Katsutoshi RESIGNED | Secretary | 28 Jun 2011 | 26 Jun 2013 | | | 1st, Floor, Knightrider Court, London, EC4V 5BJ, England |
| MATSUMOTO, Takashi RESIGNED | Secretary | 19 Jul 2007 | 28 Jun 2011 | | | 20 Highfield Gardens, Golders Green, London, NW11 9HB |
| MORIMOTO, Hiroshi RESIGNED | Secretary | 15 Jul 1997 | 29 Jun 2000 | | | 5-12-66-101 Yashio, Shinagawa-Ku, Tokyo, 140, Japan |
| NAKAGAWA, Hiromoto RESIGNED | Secretary | 02 Oct 1995 | 15 Jul 1997 | | | A-103 2-3-1 Toyo Koto-Ku, Tokyo 135, Japan, FOREIGN |
| OHAMA, Kimio RESIGNED | Secretary | | 02 Oct 1995 | | | 20 Highfield Gardens, London, NW11 9HB |
| SATO, Yoshinori RESIGNED | Secretary | 01 Jul 2017 | 10 Jul 2023 | | | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| SEKI, Kentaro RESIGNED | Secretary | 26 Jun 2013 | 01 Jul 2017 | | | 1st, Floor, Knightrider Court, London, EC4V 5BJ, England |
| TAMAGAWA, Hiroyuki RESIGNED | Secretary | 10 Jul 2023 | 26 Jun 2025 | | | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| YAGUCHI, Shin RESIGNED | Secretary | 01 Sep 2004 | 19 Jul 2007 | | | 20 Highfield Gardens, London, NW11 9HB |
| ASUWA, Naoki RESIGNED | Director | 28 Jun 2011 | 26 Jun 2019 | Japan | November 1961 | 1st, Floor, Knightrider Court, London, EC4V 5BJ, England |
| HEAD, John Alfred RESIGNED | Director | | 31 Oct 2002 | | October 1938 | Chestnut Cottage 188 Lower Road, Bookham, Leatherhead, Surrey, KT23 4AT |
| HORIE, Yasushi RESIGNED | Director | 29 Jun 2000 | 28 Jun 2002 | | February 1947 | 1-3-1-1004 Etchuu-Jima Koto-Ku, Tokyo, 135-0044, FOREIGN, Japan |
| IIMURA, Kazunori RESIGNED | Director | 29 Jun 2000 | 01 Sep 2004 | | March 1954 | 20 Highfield Gardens, London, NW11 9HB |
| INAGAWA, Toshihiko RESIGNED | Director | 01 Jul 1995 | 01 Sep 1997 | | May 1937 | 51522, Nukui Kitamachi, Koganei City, Tokyo, 184, Japan |
| JONES, Glyn Madoc RESIGNED | Director | 24 May 2006 | 22 Mar 2018 | United Kingdom | November 1952 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| KANEMITSU, Kiyoshi RESIGNED | Director | 26 Jun 2019 | 07 Jun 2022 | Japan | February 1962 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| KIHIRA, Toru RESIGNED | Director | 26 Jun 2019 | 28 Jun 2021 | Japan | June 1964 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| KOBAYASHI, Katsutoshi RESIGNED | Director | 28 Jun 2011 | 26 Jun 2013 | England | December 1968 | 1st, Floor, Knightrider Court, London, EC4V 5BJ, England |
| KUMAZAKI, Shinya RESIGNED | Director | 19 Aug 2019 | 28 Jun 2021 | Japan | August 1983 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| MATSUMOTO, Takashi RESIGNED | Director | 28 Jun 2002 | 28 Jun 2011 | United Kingdom | June 1951 | 20 Highfield Gardens, Golders Green, London, NW11 9HB |
| MAYNARD, Frank Trevor RESIGNED | Director | | 31 May 2006 | | August 1941 | Flat 10 Amberley Court, Colebrook Road, Tunbridge Wells, Kent, TN4 9BP |
| MORIMOTO, Hiroshi RESIGNED | Director | 15 Jul 1997 | 29 Jun 2000 | | September 1948 | 5-12-66-101 Yashio, Shinagawa-Ku, Tokyo, 140, Japan |
| MORIYA, Yukio RESIGNED | Director | | 17 Jun 1993 | | September 1933 | 1-9-7 Motoyokoyama - Cho, Tokyo 192, Japan |
| NAKAGAWA, Hiromoto RESIGNED | Director | 02 Oct 1995 | 15 Jul 1997 | | June 1947 | A-103 2-3-1 Toyo Koto-Ku, Tokyo 135, Japan, FOREIGN |
| NISHIO, Koichi RESIGNED | Director | 28 Jun 2021 | 10 Jul 2023 | England | July 1981 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| NISHIURA, Hirotaka RESIGNED | Director | 01 Sep 1997 | 29 Jun 2000 | | May 1937 | Tsuganodai 1-13-5, Wakaba-Ku, Chiba-Shi, Chiba-Pref, Japan |
| OHAMA, Kimio RESIGNED | Director | | 02 Oct 1995 | | September 1949 | 20 Highfield Gardens, London, NW11 9HB |
| OKUNO, Takumi RESIGNED | Director | | 17 Jun 1993 | | | 767-15 Nasemachi, Oitsukaku, Yokohama, Kanagawa 245, Japan |
| OYAMADA, Mitsuhiro RESIGNED | Director | 11 Jul 2008 | 28 Jun 2016 | Japan | May 1958 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| SATO, Yoshinori RESIGNED | Director | 01 Jul 2017 | 26 Jun 2025 | England | February 1969 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| SEKI, Kentaro RESIGNED | Director | 28 Jun 2021 | 07 Jun 2022 | Japan | September 1969 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| SEKI, Kentaro RESIGNED | Director | 26 Jun 2013 | 01 Jul 2017 | England | September 1969 | 1st, Floor, Knightrider Court, London, EC4V 5BJ, England |
| SHIBATA, Daigo RESIGNED | Director | 10 Jul 2023 | 25 Jun 2026 | England | February 1985 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| TAMAGAWA, Hiroyuki RESIGNED | Director | 07 Jun 2022 | 26 Jun 2025 | England | November 1972 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| TANAKA, Yoshikazu RESIGNED | Director | 21 Mar 2018 | 19 Aug 2019 | England | October 1979 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |
| TANAKA, Yoshinori RESIGNED | Director | 29 Jun 2000 | 28 Jun 2002 | | July 1943 | 2-26-6 Imaizumi Kamakura-Shi, Kanagawa, 247-0052, Japan |
| UENO, Shinzo RESIGNED | Director | | 01 Jul 1995 | | May 1939 | 1-12-26 Minamitsukushino, Machida - Shi, Tokyo-To, Japan |
| WAKAO, Naofumi RESIGNED | Director | 15 Aug 2005 | 28 Jun 2011 | Japan | April 1950 | 1-19-25-103 Nishiogi-Kita, Suginami-Ku, Tokyo, 167-0042, FOREIGN, Japan |
| YAGUCHI, Shin RESIGNED | Director | 01 Sep 2004 | 19 Jul 2007 | | October 1956 | 20 Highfield Gardens, London, NW11 9HB |
| YOKOMIZO, Toyohiko RESIGNED | Director | 28 Jun 2002 | 15 Aug 2005 | | April 1952 | 4-17-5 Tamagawakuen, Machida-Shi, Tokyo 194-0041, FOREIGN, Japan |
| YOSHIKAWA, Makoto RESIGNED | Director | 28 Jun 2016 | 26 Jun 2019 | Japan | June 1960 | 1st, Floor, Knightrider Court, London, EC4V 5BJ |