| SANWO, Adenike ACTIVE | Secretary | 01 Jul 2009 | | | | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| HIRANO, Koichiro ACTIVE | Director | 30 Apr 2026 | | Japan | May 1969 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| HOOPER, Robert Andrew ACTIVE | Director | 19 May 2023 | | United Kingdom | May 1971 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| KURATA, Shinsuke ACTIVE | Director | 30 Apr 2026 | | United Kingdom | March 1975 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| TAKAHASHI, Kenji ACTIVE | Director | 30 Apr 2025 | | Japan | October 1967 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| TAKAHASHI, Toru ACTIVE | Director | 01 Jul 2026 | | United States | August 1975 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| YANAGI, Shinji ACTIVE | Director | 30 Apr 2025 | | Japan | January 1966 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| ASAI, Shinichi RESIGNED | Secretary | 17 Aug 1998 | 30 Jun 2009 | | | 161 Whatley Avenue, Raynes Park, London, SW20 9NT |
| SHIROYANA, Masao RESIGNED | Secretary | | 13 Mar 1996 | | | 46 Girdwood Road, Southfield, London, SW18 |
| TSUCHIYA, Kengo RESIGNED | Secretary | 14 Mar 1996 | 17 Aug 1998 | | | 20 The Croft, Park Hill, London, W5 2JW |
| AJIMA, Kazuo RESIGNED | Director | 08 Sep 2000 | 15 Oct 2003 | | December 1948 | Building 16 Stockleigh Hall, 51 Prince Albert Road, London, NW8 7LA |
| FUCHIZAKI, Masahiro RESIGNED | Director | 01 May 2015 | 28 Jun 2019 | Japan | April 1956 | 99 Queen Victoria Street, London, EC4V 4EH |
| FUJII, Jyunsuke RESIGNED | Director | 01 Apr 2012 | 01 May 2015 | Japan | December 1952 | 2-3-13-108 Shiki-Newtown Gardenplaza, Tachi Shiki-Shi, Saitama, Japan |
| FUJIMURA, Mitsutoshi RESIGNED | Director | 01 Jul 1993 | 23 Jun 2000 | | October 1934 | 2-11-14 Hama-Koshien, Nishinomiya-Shi, Hyogo, Japan |
| FUKUHARA, Makoto RESIGNED | Director | 27 Oct 2008 | 29 Nov 2013 | England | October 1960 | 43, Chestnut Grove, New Malden, Surrey, KT3 3JJ |
| FUKUMARU, Hiroyuki RESIGNED | Director | 30 Apr 2025 | 30 Apr 2026 | Japan | January 1965 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| FURUSE, Yoichiro RESIGNED | Director | | 02 Jan 1997 | | November 1941 | Flat 28 Abbey Lodge, Park Road, London, NW8 7RJ |
| HANAMURA, Kuniaki RESIGNED | Director | | 19 Jun 1998 | | October 1933 | 8-21-15 Miyamoto, Funabashi-Shi, Chiba-Ken, Japan |
| HANYAKU, Yukio RESIGNED | Director | | 01 Jul 1993 | | April 1931 | No 502 Eclair Gotanda, 7-19-2 Nishi-Gotanda, Shinagawa-Ku, Tokyo, Japan |
| HARADA, Elsuke RESIGNED | Director | | 01 Jul 1993 | | August 1932 | 1-6-404 Mihama, Urayasu, Chiba, Japan |
| HARADA, Yuji RESIGNED | Director | 01 Sep 2004 | 31 Mar 2008 | | September 1951 | 4-1-7-206 Higashigotanda, Shinagwa-Ku, Tokyo, Japan |
| HIGASHI, Shuntaro RESIGNED | Director | 01 Sep 2004 | 24 Apr 2006 | | June 1949 | Temple Court, 11 Queen Victoria Street, London, EC4N 4TA |
| ICHIOKA, Osamu RESIGNED | Director | 04 Jan 2019 | 30 Apr 2025 | Japan | August 1962 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| IIDA, Kozo RESIGNED | Director | 01 Apr 2008 | 26 Jun 2015 | | February 1951 | 2-5-5-111 Naka-Cho,, Musashino-City, Tokyo, 180-0006, Japan |
| IMAEDA, Tetsuro RESIGNED | Director | 17 Oct 2016 | 01 Nov 2018 | United Kingdom | May 1962 | 99, Queen Victoria Street, London, EC4V 4EH, United Kingdom |
| INOUE, Munetake RESIGNED | Director | 01 Oct 2020 | 01 May 2021 | Japan | February 1959 | 99 Queen Victoria Street, London, EC4V 4EH |
| INOUE, Munetake, Mr. RESIGNED | Director | 01 Oct 2012 | 01 Apr 2020 | Japan | February 1959 | 99 Queen Victoria Street, London, EC4V 4EH |
| INOUE, Shigemi RESIGNED | Director | 01 Jun 2005 | 01 Oct 2012 | | January 1956 | 8-75-32 Rokkoudai,, Matsudo-City Chiba, Japan |
| INOUE, Takeshi RESIGNED | Director | 17 May 2024 | 30 Apr 2025 | Japan | February 1967 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| ITO, Norihiro RESIGNED | Director | 01 Oct 2021 | 01 Jul 2026 | United Kingdom | November 1974 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| IWAMI, Hiroyuki RESIGNED | Director | 02 Jun 2011 | 21 Apr 2014 | Uk | April 1954 | 99, Queen Victoria Street, London, EC4V 4EH, England |
| KASAI, Masao RESIGNED | Director | | 17 Aug 1998 | | | 2a Belvedere Drive, Wimbledon, London, SW19 7DG |
| KAWAFUNE, Hideo RESIGNED | Director | 01 Nov 2018 | 19 May 2023 | United Kingdom | November 1969 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| KAWANAKA, Tomoyuki RESIGNED | Director | 21 May 2018 | 01 Oct 2021 | United Kingdom | May 1965 | 99 Queen Victoria Street, London, EC4V 4EH |
| KIMOTO, Yasuyuki RESIGNED | Director | 01 May 2006 | 01 Apr 2012 | | February 1949 | 41-9 Sumiregaoka, Tsuzuki-Ku Yokohama-Shi, Kanagawa, Tokyo, FOREIGN, Japan |
| KOIDO, Masahiko RESIGNED | Director | 19 Jun 1998 | 21 Jun 2002 | | July 1939 | 5-13-15 Shakujiidai Nerima Ku, Tokyo, Japan, FOREIGN |
| KOKUGA, Hisanori RESIGNED | Director | 19 May 2023 | 17 May 2024 | Japan | August 1960 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| KUNISAKI, Hajime RESIGNED | Director | 01 May 2021 | 19 May 2023 | Japan | January 1960 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| KUROSE, Shusuke RESIGNED | Director | 26 Jun 2015 | 01 Jun 2016 | Japan | December 1956 | 99 Queen Victoria Street, London, EC4V 4EH |
| MAKABE, Takashi RESIGNED | Director | 01 Apr 2020 | 01 Oct 2020 | Japan | January 1963 | 99, Queen Victoria Street, London, EC4V 4EH, United Kingdom |
| MIWA, Masaaki RESIGNED | Director | 19 Jun 1998 | 23 Jun 2000 | | January 1945 | 1-27-9-301 Shimizu Suginami Ku, Tokyo, Japan, FOREIGN |
| MIZOGUCHI, Jun RESIGNED | Director | 24 Apr 2005 | 02 Jun 2011 | England | March 1954 | 99, Queen Victoria Street, London, EC4V 4EH |
| NAGAO, Akira RESIGNED | Director | 02 Jan 1997 | 19 Jun 1998 | | August 1939 | 5-35-402 Rokkoudaicho, Noda-Ku, Kobe-Shi, Hyogo-Ken, Japan |
| NAMIKI, Yoichi RESIGNED | Director | 31 Mar 2017 | 04 Jan 2019 | Japan | August 1962 | 99 Queen Victoria Street, London, EC4V 4EH |
| NODA, Toshiaki RESIGNED | Director | 01 Jul 1993 | 02 Jan 1997 | | June 1930 | 5-21-2 Okusawa, Setagaya-Ku, Tokyo, Japan, FOREIGN |
| OBAYASHI, Kunihiro RESIGNED | Director | 23 Jun 2000 | 22 Jun 2001 | | March 1937 | 3-4-7 Akashiadai, Sanda-Shi, Hyogo-Ken, Japan |
| OKUYAMA, Shunichi RESIGNED | Director | 21 Jun 2002 | 01 May 2006 | | November 1943 | 11 41 Sumiregaoka, Tsuzuki Ku, Yokohama Shi, Kanagawa Ken, Japan |
| OKUYAMA, Shunichi RESIGNED | Director | 02 Jan 1997 | 19 Jun 1998 | | November 1943 | 3 Moncorvo Close, Ennismore Gardens, London, SW7 1NQ |
| OSHIKA, Koichiro RESIGNED | Director | 01 Apr 2020 | 01 Oct 2020 | Japan | February 1964 | 99, Queen Victoria Street, London, EC4V 4EH, United Kingdom |
| OSHIMA, Masahiko RESIGNED | Director | 22 Apr 2014 | 17 Oct 2016 | England | September 1960 | 99 Queen Victoria Street, London, EC4V 4EH |
| OTA, Atsushi RESIGNED | Director | 17 May 2024 | 30 Apr 2026 | United Kingdom | November 1972 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| SEKI, Toshihiko RESIGNED | Director | 15 Oct 2003 | 27 Oct 2008 | | September 1955 | 28 Holly Lodge, 90 Wimbledon Hill Road, London, SW19 7PB |
| SHIROYAMA, Masao RESIGNED | Director | 17 Aug 1998 | 08 Sep 2000 | | March 1948 | 2 Knowle Park, Cobham, Surrey, KT11 3AA |
| SUGIMOTO, Kazuhiko RESIGNED | Director | 23 Jun 2000 | 01 Sep 2004 | | July 1946 | 4-1-2-208 Shakujiiadi, Nerima-Ku, Tokyo, Japan |
| SUMITOMO, Yasuji RESIGNED | Director | 22 Jun 2001 | 15 Jun 2005 | | October 1947 | 2-15-19 Shinkashiwa, Kashiwa Shi, Chiba Ken, Japan |
| TAKANO, Kojiro RESIGNED | Director | 01 Jun 2016 | 31 Mar 2017 | Japan | October 1960 | 99 Queen Victoria Street, London, EC4V 4EH |
| TAKIGUCHI, Nobuyuki RESIGNED | Director | 01 Apr 2021 | 17 May 2024 | England | October 1969 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |
| YORITAKA, Yukiko RESIGNED | Director | 17 May 2024 | 30 Apr 2025 | Japan | July 1964 | 100, Liverpool Street, London, EC2M 2AT, United Kingdom |