| Mar 2, 1979 | Sun Friend Chemical Ltd. is established at Tokyo-to, Chuo-ku, Nihonbashi Muromachi 4-1-17. |
| Apr 1, 1981 | Osaka office is opened at Osaka-fu, Osaka-shi, Higashi-ku, Hiranocho 3-6-1. |
| Nov 16, 1981 | Tokyo headquarters relocates to Tokyo-to, Chuo-ku, Nihonbashimuro machi 4-1-9. |
| Oct 14, 1983 | Tokyo headquarters relocates to Tokyo-to, Chuo-ku, Nihonbashimuro machi 4-2-17. |
| Feb 1, 1985 | Osaka office relocates to Osaka-fu Osaka-shi Kita-ku Nishitenma 4-5-5. |
| Apr 26, 1989 | UCB Sunfco is established. |
| Sep 1, 1989 | Company name changed to Sunfco ltd. |
| Aug 31, 1994 | UCB Sunfco is sold. |
| Sep 26, 1994 | Tokyo headquarters relocates to Tokyo-to, Chuo-ku, Nihonbashimuro machi 4-2-10. |
| May 1, 2004 | Osaka office relocates to Osaka-fu Osaka-shi Chuo-ku Kitahama 2-1-13. |
| Jan 31, 2006 | Tokyo headquarters relocates to Tokyo-to, Chiyoda-ku Kajimachi 1-8-3. |
