| ARAKAWA, Daisuke ACTIVE | Director | 29 Mar 2022 | | Japan | August 1962 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| FUKAMI, Kiyomitsu ACTIVE | Director | 01 Apr 2023 | | United Kingdom | October 1982 | Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| TOYOFUKU, Hiroshi ACTIVE | Director | 27 Mar 2025 | | United Kingdom | August 1967 | Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| HIGURASHI, Akira RESIGNED | Secretary | 01 Jun 1994 | 28 Feb 1997 | | | 11 Lichfield Gardens, Richmond, Surrey, TW9 1AP |
| KOBAYASHI, Ichiro RESIGNED | Secretary | | 18 Mar 1993 | | | 21 The Crossways, Wembley, Middlesex, HA9 9NG |
| MATSUO, Akira RESIGNED | Secretary | 01 Mar 2000 | 01 Mar 2003 | | | 101 Walmington Fold, London, N12 7LH |
| MINEO, Kazuhiro RESIGNED | Secretary | 18 Mar 1993 | 01 Jun 1994 | | | 69 Shaftesbury Avenue, Kenton, Harrow, Middlesex, HA3 0RB |
| MUSHAKOJI, Saneharu RESIGNED | Secretary | 01 Mar 2003 | 28 Feb 2006 | | | 22 1 Warrington Gardens, London, W9 2QB |
| SUZUKI, Katsuyuki RESIGNED | Secretary | 28 Feb 1997 | 01 Mar 2000 | | | 4 St Pauls Road, Richmond, Surrey, TW9 2HH |
| TSUJI, Hirokazu RESIGNED | Secretary | 01 Mar 2006 | 31 Mar 2010 | | | Flat 107 Clifton Court, Northwick Terrace, London, NW8 8JA |
| ARAKAWA, Daisuke RESIGNED | Director | 01 Apr 2019 | 26 Mar 2020 | England | August 1962 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| FUJIKI, Yuzo RESIGNED | Director | 01 Apr 2009 | 31 Mar 2010 | | July 1953 | 5-3-9, Tagara, Nerima-Ku, Tokyo, Japan |
| FUJIKI, Yuzo RESIGNED | Director | 01 Mar 2003 | 28 Feb 2006 | | July 1953 | Flat 5 The Terraces, 12 Queens Terrace, London, NW8 6DF |
| HARADA, Ryosuke RESIGNED | Director | 29 Mar 2012 | 28 Feb 2014 | Japan | December 1958 | 6th Floor Barnards Inn, Fetter Lane, London, EC4A 1EN |
| HIRABAYASHI, Jiro RESIGNED | Director | 01 Mar 2001 | 01 Mar 2003 | | January 1947 | 32 The Watergardens, Warren Road, Kingston, Surrey, KT2 7LF |
| HIRAKAWA, Jun RESIGNED | Director | 01 Apr 2010 | 30 Sep 2012 | Uk | June 1959 | 6th Floor, Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN |
| HIYOSHI, Kazuo RESIGNED | Director | | 18 Mar 1993 | | August 1951 | 8 York Avenue, East Sheen, London, SW14 7LG |
| HONDA, Hiroaki RESIGNED | Director | 01 Apr 2018 | 01 Oct 2020 | United Kingdom | September 1966 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| KANNO, Toru RESIGNED | Director | | 18 Mar 1993 | | December 1938 | 58 Campden Hill Gate, London, W8 7QJ |
| KATO, Hidenaka RESIGNED | Director | 26 Mar 2020 | 29 Mar 2022 | England | September 1964 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| KAYA, Toshihiko RESIGNED | Director | 30 Mar 2010 | 31 Mar 2013 | United Kingdom | November 1957 | 6th, Floor Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN |
| KIMURA, Yoshifumi RESIGNED | Director | 01 Mar 2006 | 28 Feb 2007 | | October 1954 | 142 Lynton Road, Acton, London, W3 9HH |
| KOIKE, Hirotsugu RESIGNED | Director | 09 Mar 2005 | 31 May 2008 | | October 1950 | 48 Montrose Court, 32-43 Princes Gate, London, SW7 2GQ |
| KUSAKA, Kiyoshi RESIGNED | Director | 01 Mar 2007 | 31 Mar 2009 | | January 1958 | 36 Walsingham Queensmead, St Johns Wood Park, London, NW8 6RJ |
| MAEZAWA, Hidetada RESIGNED | Director | 01 Mar 2003 | 09 Mar 2005 | | August 1945 | 13 Marathon House, 200 Marylebone Road, London, NW1 5PL |
| MAEZAWA, Hidetada RESIGNED | Director | 28 Feb 1997 | 01 Mar 2001 | | August 1945 | 504 Carrington House, Hertford Street, London, W1Y 7TD |
| MATSUMOTO, Motohiro RESIGNED | Director | 01 Apr 2018 | 29 Mar 2022 | Japan | July 1962 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| MUSHAKOJI, Saneharu RESIGNED | Director | 01 Mar 2003 | 28 Feb 2006 | | November 1957 | 22 1 Warrington Gardens, London, W9 2QB |
| NAKAJIMA, Noboru RESIGNED | Director | 01 Mar 2014 | 31 Mar 2017 | England | June 1968 | 6th Floor, Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN, England |
| NISHITANI, Susumu RESIGNED | Director | 18 Mar 1993 | 06 Mar 1995 | | May 1941 | 7 Regis Heights, Firecrest Drive, London, NW3 |
| NOGUCHI, Kimihiko RESIGNED | Director | 01 Apr 2017 | 31 Mar 2018 | Ukj | August 1972 | 6th Floor Barnard's Inn 86, Fetter Lane, London, EC4A 1EN |
| NOMURA, Hirotomo RESIGNED | Director | 01 Nov 2015 | 28 Mar 2019 | United Kingdom | June 1957 | Ground Floor, Number One Southwark Bridge, London, SE1 9HL, United Kingdom |
| SAITO, Takashi RESIGNED | Director | 01 Oct 2012 | 28 Feb 2014 | Uk | November 1966 | 6th Floor Bernards Inn 86, Fetter Lane, London, EC4A 1EN |
| SANTAZONO, Tetsuji RESIGNED | Director | 24 Mar 2023 | 27 Mar 2025 | United Kingdom | June 1968 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| SHIMODA, Eiichiro RESIGNED | Director | 29 Mar 2022 | 24 Mar 2023 | England | November 1967 | Ground Floor, Bracken House, 1 Friday Street, London, England, EC4M 9BT, England |
| SHINDO, Masashi RESIGNED | Director | 01 Apr 2013 | 31 Mar 2018 | England | January 1961 | 6th Floor, Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN, England |
| TAKEDA, Eitetsu RESIGNED | Director | 01 Oct 2020 | 01 Apr 2023 | United Kingdom | June 1974 | Ground Floor, Bracken House, 1 Friday Street, London, EC4M 9BT, United Kingdom |
| TAKEOKA, Rinji RESIGNED | Director | 01 Apr 2010 | 29 Mar 2012 | Uk | March 1956 | 6th Floor Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN |
| TAKIGAWA, Shigeki RESIGNED | Director | 01 Apr 2017 | 31 Mar 2019 | England | November 1963 | Ground Floor, Number One Southwark Bridge, London, SE1 9HL, United Kingdom |
| TAKIYAMA, Susumu RESIGNED | Director | 01 Apr 2015 | 31 Mar 2017 | United Kingdom | March 1961 | 6th Floor, Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN, United Kingdom |
| TONEDACHI, Hisao RESIGNED | Director | 01 Mar 2014 | 31 Mar 2015 | Japan | June 1960 | 6th Floor, Barnard's Inn, 86 Fetter Lane, London, EC4A 1EN, England |
| TSUJI, Hirokazu RESIGNED | Director | 01 Mar 2006 | 31 Jan 2010 | | January 1961 | Flat 107 Clifton Court, Northwick Terrace, London, NW8 8JA |
| WADA, Jun RESIGNED | Director | 06 Mar 1995 | 28 Feb 1997 | | April 1943 | 17 The Clock House Windmill Road, London, SW19 5NQ |
| WADA, Masami RESIGNED | Director | 01 Sep 1997 | 01 Mar 2000 | | September 1947 | Flat 117 Lords View, 2 St Johns Wood Road, London, NW8 7HJ |
| YAMASHITA, Keiichi RESIGNED | Director | 01 Jun 2008 | 30 Mar 2010 | | May 1952 | Flat 57, 40-90 Kingston House South, Ennismore Gardens, London, SW7 1NG |
| YAMASHITA, Keiichi RESIGNED | Director | 01 Mar 2000 | 01 Mar 2003 | | May 1952 | Flat 24, 22 St Jamess Street, London, SW1 4JH |
| YOSHIDA, Toshitaka RESIGNED | Director | | 31 Jul 1997 | | March 1942 | 12 Avenue Close, Avenue Road St John's Wood, London, NW8 6BX |