| May, 2003 | Held a promoter's council and explained as well as ask for assistance to Kagawa Prefecture and Takamatsu City. |
|---|---|
| December, 2003 | Established the organizing committee for this activity in cooperation of academy, industry, and government. |
| March 18 - 26, 2006 | Held the 1st Takamatsu International Piano Competition. |
| June 20, 2006 | Awarded the 16th Kagawa Advertising Association Advertising Award "Encouragement Prize in Printing Category" by Kagawa Advertising Association. |
| July, 2006 | Awarded Blue Polaris Award "Speical Program Highest Prize" by Takamatsu City Art Insititution Council. |
| April 13, 2007 | Awarded "Kagawa 21 Century Grand Prize" by Kagawa Prefectural Governor. |
| March 17 - 28, 2010 | Held the 2nd Takamatsu International Piano Competition. |
| March 12 - 23, 2014 | Held the 3rd Takamatsu International Piano Competition. |
| March 14 - 25, 2018 | Held the 4th Takamatsu International Piano Competition. |
| March 15 - 28, 2022 | the 5th Takamatsu International Piano Competition. |
