| BUCKLEY, Edward Francis ACTIVE | Director | 01 Apr 2026 | | England | May 1975 | Whitehouse Industrial Estate, Runcorn, Cheshire, WA7 3BW |
| KAWAKAMI, Kohei ACTIVE | Director | 01 Apr 2025 | | England | February 1983 | Ykk, 7th Floor, Longbow House, 14-20 Chiswell Street, London, EC1Y 4TW, England |
| YOSHIDA, Takanori ACTIVE | Director | 01 Apr 2021 | | England | October 1965 | 7th Floor, Longbow House, 14 - 20 Chiswell Street, London, EC1Y 4TW, England |
| MOUNTFIELD, Kenneth RESIGNED | Secretary | 22 Sep 2005 | 20 May 2009 | | | 2 Harrogate Close, Warrington, Cheshire, WA5 3AU |
| SMITH, Mark James RESIGNED | Secretary | | 21 Sep 2005 | | | 44 Windermere Avenue, London, NW6 6LN |
| ANDO, Masaharu RESIGNED | Director | 24 Jan 2002 | 01 Jun 2007 | | June 1948 | 15 The Ridings, London, W5 3BT |
| BYRNE, Paul Thomas RESIGNED | Director | 01 Feb 2003 | 31 Mar 2018 | England | September 1957 | 1, Park Drive, Timperley, Altrincham, Cheshire, WA15 6QU, England |
| BYRNE, Paul RESIGNED | Director | 31 Jul 1991 | 31 Aug 1994 | | September 1957 | Castle Keep, 159 Grensell Road, Maidenhead, Berkshire, SL6 1HA |
| IGARASHI, Nobuo RESIGNED | Director | 01 Nov 2009 | 31 Mar 2017 | England | March 1954 | Whitehouse Industrial Estate, Runcorn, Cheshire, WA7 3BW |
| INOUE, Teruo RESIGNED | Director | 04 May 1994 | 31 Jul 2000 | | May 1944 | 10 Lammas Park Gardens, Ealing, London, W5 5HZ |
| KAWAGUCHI, Koichi, Mr. RESIGNED | Director | 01 Apr 2022 | 01 Apr 2025 | Germany | June 1966 | 7th Floor, Longbow House, 14 - 20 Chiswell Street, London, EC1Y 4TW, England |
| KAWAKAMI, Hitoshi RESIGNED | Director | 01 Apr 1996 | 23 Mar 2001 | | April 1956 | 27 Gawer Park, Chester, CH1 4DA |
| KAWAMURA, Hideo RESIGNED | Director | 23 Mar 2001 | 18 Feb 2005 | | March 1959 | 2 Kingsway, Chester, CH2 2LB |
| MATSUI, Isami RESIGNED | Director | 18 Feb 2005 | 01 Jun 2007 | | September 1964 | 1 Mill Croft, Off Liverpool Road, Neston, Cheshire, CH64 3TN |
| MIYATAKE, Kanji RESIGNED | Director | 01 Apr 1996 | 01 Feb 2003 | | January 1948 | 81a Athenaeum Road, Whetstone, London, N20 9AL |
| MOUNTFIELD, Kenneth RESIGNED | Director | 18 Feb 2005 | 03 Sep 2009 | | September 1953 | 2 Harrogate Close, Warrington, Cheshire, WA5 3AU |
| NAKAHARA, Hiroshi RESIGNED | Director | 31 Jul 1991 | 01 Apr 1996 | | November 1948 | 106 Lynton Road, London, W3 9HH |
| NOMURA, Kiyomune RESIGNED | Director | 01 Jun 2007 | 31 Oct 2009 | | February 1954 | Flat 3 Rotherwick Court, Rotherwick Road Golders Green, London, NW11 7DE |
| OGURA, Toshihiro RESIGNED | Director | 01 Jul 1992 | 16 Apr 1993 | | July 1952 | 45 Lorian Close, London, N12 7DW |
| REILLY, Anthony RESIGNED | Director | 01 Apr 2018 | 31 Mar 2026 | Ireland | January 1969 | Whitehouse Industrial Estate, Runcorn, Cheshire, WA7 3BW |
| SATO, Masaharu RESIGNED | Director | | 01 Apr 1996 | | January 1952 | 7 Cowhey Close, Westminster Park, Chester, CH4 7QT |
| SUZUKI, Shigeo RESIGNED | Director | 31 Jul 1991 | 13 Apr 1993 | | March 1937 | 29 Greenway, Totteridge, London, N20 8EH |
| TAIE, Kiyoshi RESIGNED | Director | | 31 Jul 1991 | | April 1937 | 40 Lodge Close, Edgware, Middlesex, HA8 7RL |
| YAMAMOTO, Toru RESIGNED | Director | 01 Apr 2017 | 01 Apr 2021 | England | October 1959 | Longbow House, 7th Floor, 14-20 Chiswell Street, London, EC1Y 4TW, England |
| YOSHIDA, Masahiro RESIGNED | Director | | 31 Jul 1991 | | May 1943 | 1 Kandai Izumi-Cho, Chiyoda Ku Tokyo 101, FOREIGN, Japan |
| YOSHIDA, Tadahiro RESIGNED | Director | | 24 Jun 1994 | | January 1947 | 1 Kandai Izumi-Cho, Chiyoda Ku Tokyo 101, FOREIGN, Japan |