| 1974 | The corporate was founded. Founding President: Kenji Tomiki |
| 1979 | 2nd President: Hideo Ooba |
| 1986 | 3rd President: Fusae Tomiki |
| 1989 | 1st International Friendship Aikido Tournament (Tenri City in Nara) |
| 1993 | 2nd International Aikido Tournament (Katsuura City in Chiba) |
| 1993 | Tomiki Aikido International Network was organized. |
| 1997 | 3rd International Aikido Tournament (Imabari City in Ehime) |
| 2001 | 4th International Aikido Tournament (Osaka City in Osaka) |
| 2004 | 4th President: Masako Tomiki |
| 2005 | Authorized as a NonProfitable Organization by the Cabinet Office. |
| 2005 | 6th International Aikido Tournament (Katsuura City in Chiba) |
| 2007 | An invitational tournament was held at Waseda University. |
| 2009 | 8th International Aikido Tournament (Kyoto City in Kyoto) |
