| CHINDA, Shoichi ACTIVE | Director | 07 Aug 2024 | | Japan | December 1962 | Hanzomon Building, 1-6-4, Kojimachi, Chiyoda-Ku, Tokyo, 1028350, Japan |
| ITO, Takaharu ACTIVE | Director | 24 Jul 2025 | | England | February 1974 | Unit 362, Stockley Close, West Drayton, UB7 9BL, England |
| SAKAMOTO, Yoshihide ACTIVE | Director | 01 Apr 2016 | | England | December 1967 | Unit 362, Stockley Close, West Drayton, UB7 9BL, England |
| SAKURAI, Tetsuo ACTIVE | Director | 09 Jul 2015 | | Japan | November 1961 | Hanzomon Building, 1-6-4, Kojimachi, Chiyoda-Ku, Tokyo, 1028350, Japan |
| HIRATA, Kinya RESIGNED | Secretary | 11 Jul 2003 | 01 Jul 2004 | | | 23 Hillcrest Heights, 18-20 Hillcrest Road Ealing, London, W5 1HJ |
| KOBAYASHI, Takanao RESIGNED | Secretary | 05 Jun 2001 | 10 Jul 2003 | | | 121 Lynton Road, Acton, London, W3 9HN |
| MURAMATSU, Shinichi RESIGNED | Secretary | | 30 Apr 1995 | | | 11 Pines Close, Northwood, Middlesex, HA6 3SJ |
| OKITA, Michitoshi RESIGNED | Secretary | 07 Sep 2005 | 09 Apr 2008 | | | 16 Ayr Court Monks Drive, West Acton, London, W3 0EA |
| ONO, Hiroshi RESIGNED | Secretary | 01 May 1995 | 04 Jun 2001 | | | 6 Perivale Lodge, Perivale Lane, Greenford, Middlesex, UB6 8TW |
| SAKAMOTO, Yoshihide RESIGNED | Secretary | 09 Aug 2013 | 27 May 2016 | | | Unit 5 Horton Industrial Park, Horton Road, West Drayton, Middlesex, UB7 8JD |
| SAKURAI, Tetsuo RESIGNED | Secretary | 01 Jul 2004 | 07 Sep 2005 | | | 66 Mallard Place, Twickenham, Middlesex, TW1 4SR |
| YAEGASHI, Tokiharu RESIGNED | Secretary | 27 May 2016 | 29 Dec 2017 | | | Unit 5 Horton Industrial Park, Horton Road, West Drayton, Middlesex, UB7 8JD |
| AKAO, Yoshio RESIGNED | Director | 13 May 2013 | 28 May 2014 | Japan | June 1950 | Osaka Tk Building, 4-14 3-Chome, Hiranomachi, Chuoku, Osaka, 541-0046, Japan |
| ARAGA, Mikio RESIGNED | Director | 24 Oct 2005 | 01 Nov 2012 | Japan | March 1945 | 4-4-1, Myojin, Ooji-Machi,, Kitakatsuragi-Gun, Nara, Nara 636-0002, Japan |
| ARIMA, Nobuhiko RESIGNED | Director | 03 Aug 2023 | 07 Aug 2024 | United Kingdom | February 1976 | Unit 362, Stockley Close, West Drayton, UB7 9BL, England |
| FUJII, Masahiro RESIGNED | Director | 28 May 2014 | 27 May 2016 | Japan | October 1955 | 3-4-14, Hiranomachi, Osaka Tk Building, Chuo-Ku, Osaka, 541-0046, Japan |
| FUKUI, Nobuyuki RESIGNED | Director | | 31 May 1991 | | August 1928 | 2-106 4 Higashi Kugenuma Fujisawa, Kanagawa Pref, FOREIGN, Japan |
| HIRATA, Kinya RESIGNED | Director | 01 Jul 2004 | 01 Jun 2007 | | August 1947 | 23 Hillcrest Heights, 18-20 Hillcrest Road Ealing, London, W5 1HJ |
| JIBIKI, Shigetaka RESIGNED | Director | 28 May 2014 | 09 Jul 2015 | Japan | July 1955 | 5, Sanban-Cho, Chiyoda-Ku, Tokyo, 102-8350, Japan |
| KAMATA, Kiyoshi RESIGNED | Director | 27 May 2016 | 16 Jul 2021 | Germany | March 1956 | 1, Habichweg, Neuss, 41468, Germany |
| KIKUGAWA, Satoshi RESIGNED | Director | 01 Apr 2015 | 01 Apr 2016 | England | March 1962 | Unit 5 Horton Industrial Park, Horton Road, West Drayton, Middlesex, UB7 8JD |
| KIMIMORI, Takero RESIGNED | Director | 01 Apr 1994 | 02 Feb 2006 | | March 1936 | 1-7-16 Minami-Maioka, Totsuka-Ku Yokohama, Japan, FOREIGN |
| KIMURA, Kosaku RESIGNED | Director | | 31 Mar 1991 | | September 1936 | A-109 2-1 Tsutsujigaoka, Midori-Ku Kanagawa-Ken, Yokohama, FOREIGN, Japan |
| KOMAKI, Tetsuo RESIGNED | Director | 01 Nov 2012 | 13 May 2013 | Japan | March 1950 | No.5, Sanban-Cho, Chiyoda-Ku, Tokyo, 102-8350, Japan |
| MIAKE, Naukata RESIGNED | Director | | 29 Jul 1991 | | June 1932 | 12-2 Yanagawa-Cho Takatsuki City, 569 Osaka, FOREIGN, Japan |
| MINOBE, Kiyoshi RESIGNED | Director | | 31 Mar 1994 | | October 1928 | 296 Tokiwadai Hodogaya-Ku Yokokawa, FOREIGN, Japan |
| MIZUTANI, Noboru RESIGNED | Director | 27 May 2016 | 16 Jul 2021 | England | October 1961 | Unit 5 Horton Industrial Park, Horton Road, West Drayton, Middlesex, UB7 8JD |
| MIZUTANI, Noboru RESIGNED | Director | 01 Jun 2007 | 01 Nov 2012 | United Kingdom | October 1961 | 36 The Ridgeway, London, W3 8LN |
| NAKAGOME, Toshiyoshi RESIGNED | Director | 16 Jul 2021 | 07 Aug 2024 | Germany | November 1956 | 1, Habichtweg, Neuss, 41468, Germany |
| NAKAMURA, Masahiko RESIGNED | Director | 01 Nov 2012 | 13 May 2013 | Japan | October 1947 | No.5, Sanban-Cho, Chiyoda-Ku, Tokyo, 102-8350, Japan |
| OHDE, Yoshio RESIGNED | Director | | 01 Apr 1996 | | November 1941 | 20 Manor Way, Worcester Park, Surrey, KT4 7PH |
| SAKURAI, Hideto RESIGNED | Director | 01 Nov 2012 | 28 May 2014 | Japan | April 1953 | No.5, Sanban-Cho, Chiyoda-Ku, Tokyo, 102-8350, Japan |
| SAKURAI, Masao RESIGNED | Director | 16 Jul 2021 | 24 Jul 2025 | Germany | August 1967 | 1, Habichtweg, Neuss, 41468, Germany |
| SATO, Toshiyuki RESIGNED | Director | 27 May 2016 | 21 Jun 2017 | Germany | August 1958 | 1, Habichtweg, Neuss, 41468, Germany |
| TAKEUCHI, Hiroshi RESIGNED | Director | 24 Oct 2005 | 01 Nov 2012 | Japan | May 1943 | 18-12, Hoshoen, Takarazuka-Shi, Hyogo, Japan, JPN 665-0016, Japan |
| TSUTSUI, Hiroshi RESIGNED | Director | | 31 Mar 1994 | | May 1935 | 17 Uchikoshi Naka-Ku Yokohama, FOREIGN, Japan |
| UMEMOTO, Shinichi RESIGNED | Director | 01 Nov 2012 | 01 Apr 2015 | United Kingdom | March 1960 | Unit 5 Horton Industrial Park, Horton Road, West Drayton, Middlesex, UB7 8JD |
| YAMAGUCHI, Kazufumi RESIGNED | Director | 24 Oct 2005 | 01 Nov 2012 | Japan | January 1943 | 36-8, Inoyama-Machi, Sakae-Ku, Yokohama, Kanagawa 247-0026, 247-0026, Japan |
| YOKOYAMA, Takayuki RESIGNED | Director | 01 Apr 1996 | 01 Jul 2004 | | March 1943 | 9 Thames Crescent, Chiswick, London, W4 2RU |
| YOSHIKAWA, Norihiko RESIGNED | Director | 01 Apr 1994 | 27 Sep 2003 | | October 1940 | Rochusstr 45, 40479 Duesseldorf, Germany, FOREIGN |