| KATO, Masaki ACTIVE | Director | 01 Apr 2026 | | Japan | July 1974 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| KUTSUWADA, Daisuke ACTIVE | Director | 01 Apr 2025 | | Japan | February 1978 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| SHIMIZU, Yasunari ACTIVE | Director | 01 Apr 2022 | | Japan | December 1968 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| SUZUKI, Shigeaki ACTIVE | Director | 01 Apr 2017 | | England | October 1962 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| ADACHI, Toshio RESIGNED | Secretary | | 20 Jul 1994 | | | 22 Harrow Fields Gardens, Harrow, Middlesex, HA1 3SN |
| KAKUDATE, Yoshimichi RESIGNED | Secretary | 10 May 2002 | 19 Jun 2007 | | | Flat 24 7 Lambolle Road, Camden, London, NW3 4HS |
| KURITA, Yuichi RESIGNED | Secretary | 20 Jul 1994 | 11 Feb 1997 | | | 2 Longwalk Road, Stockley Park, Uxbridge, Middlesex, UB11 1AB |
| MORIMOTO, Hiroshi RESIGNED | Secretary | 11 Feb 1997 | 10 May 2002 | | | 148 Princes Gardens, Ealing, London, W3 0LN |
| UEMURA, Kenjiro RESIGNED | Secretary | 19 Jun 2007 | 01 Oct 2009 | | | Plot 4 Poets Court, 52 Churchfield Road, London, W3 6DA |
| AIZAWA, Takashi RESIGNED | Director | 15 Jul 1998 | 24 Jul 2003 | | April 1948 | 19-9 Minami-Cho,, Kamishakuj11, Nerima-Ku, Tokyo 177-0043, FOREIGN, Japan |
| BOWLES, Iain Alexander RESIGNED | Director | | 29 Apr 1994 | | May 1947 | 34 Barrow Green Road, Oxted, Surrey, RH8 0NL |
| CHRISTOU, Richard RESIGNED | Director | 23 Apr 2007 | 01 Oct 2009 | United Kingdom | October 1944 | Apartment 4 14 The Knightsbridge, Knightsbridge, London, SW7 1RH |
| GOTO, Masaki RESIGNED | Director | 29 Jun 2012 | 27 Jun 2014 | U.S.A. | June 1954 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| HARRIS, Adam Ralph RESIGNED | Director | 11 Jul 1995 | 03 Mar 2003 | | May 1953 | 5 Sandown Grove, Tunbridge Wells, Kent, TN2 4RW |
| HASEGAWA, Kiyoshi RESIGNED | Director | 24 Jun 2011 | 26 Jun 2015 | Japan | February 1955 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| HIGASHIDA, Tatsuya RESIGNED | Director | 24 Jun 2011 | 01 Apr 2017 | United Kingdom | March 1958 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| HIROSE, Ichiro RESIGNED | Director | 24 Jul 2003 | 23 Apr 2007 | | December 1955 | Summerhill, St Leonards Hill, Windsor, Berkshire, SL4 4AT |
| HISANO, Kazuo RESIGNED | Director | | 27 Aug 1993 | | March 1946 | 30 Corringham Road, Wembley, Middlesex, HA9 9PY |
| ISHIHATA, Yuyaka RESIGNED | Director | 01 Oct 2019 | 01 Apr 2020 | Japan | December 1967 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| IWAKATA, Atsushi RESIGNED | Director | | 27 Aug 1993 | | January 1935 | 16 Blair Court, London, NW8 6NT |
| KAKUDATE, Yoshimichi RESIGNED | Director | 16 Mar 2007 | 21 Mar 2007 | | December 1961 | Flat 24 7 Lambolle Road, Camden, London, NW3 4HS |
| KAKUDATE, Yoshimichi RESIGNED | Director | 19 Oct 2006 | 31 Oct 2006 | | December 1961 | Flat 24 7 Lambolle Road, Camden, London, NW3 4HS |
| KAKUDATE, Yoshimichi RESIGNED | Director | 20 Oct 2005 | 01 Nov 2005 | | December 1961 | Flat 24 7 Lambolle Road, Camden, London, NW3 4HS |
| KAKUDATE, Yoshimichi RESIGNED | Director | 11 Mar 2005 | 31 Mar 2005 | | December 1961 | Flat 24 7 Lambolle Road, Camden, London, NW3 4HS |
| KAMATA, Akihisa RESIGNED | Director | 01 Apr 2017 | 01 Apr 2021 | Japan | September 1963 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| KASHIWAGI, Hiroaki RESIGNED | Director | 01 Apr 2017 | 01 Apr 2026 | England | July 1964 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| KAWAGUCHI, Toshihiro RESIGNED | Director | | 10 Jan 2000 | | February 1943 | Flat 74 20 Abbey Road, St John's Wood, London, NW8 9BW |
| KUBO, Satoshi RESIGNED | Director | 01 Apr 2022 | 01 Apr 2025 | Japan | February 1978 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| KUBOTA, Mitsuo RESIGNED | Director | 01 Apr 2021 | 01 Apr 2023 | England | November 1965 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| MAKI, Toru RESIGNED | Director | 01 Apr 2017 | 01 Apr 2021 | England | November 1959 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| MAKI, Toru RESIGNED | Director | 01 Oct 2009 | 29 Jun 2012 | Usa | November 1959 | 5600, Stevens Creek Boulevard #209, Cupertino, California Ca 95014, Usa |
| MASUDA, Minoru RESIGNED | Director | 01 Apr 2021 | 01 Apr 2022 | Japan | June 1968 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| MEZZETTI, Costantino RESIGNED | Director | 15 Jul 1998 | 31 Mar 2002 | | September 1951 | Via Capolago 6, Milano 20133, Italy, FOREIGN |
| MIYAMOTO, Kenichi RESIGNED | Director | 24 Jun 2011 | 01 Apr 2017 | Japan | April 1958 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| MIYAUCHI, Yasunori RESIGNED | Director | 01 Apr 2020 | 01 Apr 2022 | Japan | April 1965 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| MIYAUCHI, Yasunori RESIGNED | Director | 01 Apr 2018 | 01 Oct 2019 | Japan | April 1965 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| MIYAUCHI, Yasunori RESIGNED | Director | 27 Jun 2014 | 01 Jan 2015 | Japan | April 1965 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| NELSON, Michael Paul RESIGNED | Director | 27 Jun 2014 | 01 Apr 2021 | England | September 1961 | Belmont, Belmont Road, Uxbridge, UB8 1HE, England |
| NISHIDA, Fujio RESIGNED | Director | 28 Jun 2013 | 01 Apr 2016 | United Kingdom | November 1960 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| NISHIKORI, Hironobu RESIGNED | Director | 24 Jul 2003 | 01 Oct 2009 | | August 1956 | 3-805 Sansutejihigashinomachi 4-3-1, Ryokaen Izumiku, Yokohama, 245-0002, Japan |
| SATO, Etsuro RESIGNED | Director | 29 Jun 2012 | 01 Apr 2015 | United Kingdom | June 1953 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| SEGAWA, Shohei RESIGNED | Director | | 27 Aug 1993 | | February 1936 | 1420-15 Haiwsan-Cho, Midori-Ku, Yokohama 226, FOREIGN, Japan |
| SHIMIZU, Yasunari RESIGNED | Director | 01 Jan 2015 | 01 Apr 2018 | Japan | December 1968 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE |
| SHINTANI, Shikao RESIGNED | Director | 01 Oct 2009 | 24 Jun 2011 | Japan | April 1964 | 13-10-1710, Nakamaruko, Nakahara, Kawasaki, 211-0012 Kanagawa |
| SUZUKI, Masanobu RESIGNED | Director | 22 Feb 1993 | 20 Jun 2004 | | March 1941 | 10 Tarnbrook Court, 9 Holbein Place, London, SW1W 8NR |
| UEDA, Takao RESIGNED | Director | | 22 Feb 1993 | | March 1939 | 2 Gaston Bell Close, Richmond, Surrey, TW9 2DR |
| WAJIMA, Fujio RESIGNED | Director | 01 Oct 2009 | 24 Jun 2011 | Japan | March 1947 | He 1-8, Shou, Tsubata, Kahoku, 929-0327 Ishikawa, Japan |
| YAMADA, Satoshi RESIGNED | Director | 23 Apr 2007 | 29 Jun 2012 | Germany | June 1951 | Flat 5 6 West Halkin Street, London, SW1X 6JA |
| YAMADA, Takashi RESIGNED | Director | 29 Jun 2012 | 01 Apr 2017 | Japan | November 1955 | Hayes Park Central, Hayes End Road, Hayes, Middlesex, UB4 8FE, United Kingdom |
| YAMAMOTO, Masamichi RESIGNED | Director | 01 Oct 2009 | 28 Jun 2013 | Japan | May 1960 | 2-43-22, Amanuma, Suginami, 167-0032 Tokyo, Japan |
| YOSHIOKA, Shoichiro RESIGNED | Director | 01 Oct 2009 | 29 Jun 2012 | Uk | January 1952 | Hayes Park Central Building, Hayes End Road, Hayes, Middlesex, UB4 8FE |