| 13-Oct to 14-Oct-2019 | The 19th Tohoku Open | Mixed Pro 60+ | B | $50 |
| 20-May to 21-May-2017 | The 12th Kiyosatonomori Open | Senior Grandmasters | B | $64 |
| 29-Apr to 30-Apr-2017 | The 13th Minamisoma Open | Senior Grandmasters | B | $56 |
| 08-Oct to 09-Oct-2016 | The 14th Tohoku Open | Senior Grandmasters | B | $24 |
| 18-Sep to 19-Sep-2016 | The 28th National Championships | Senior Grandmasters | B | $59 |
| 20-Aug to 21-Aug-2016 | The 11th Michinoku Open | Senior Grandmasters | B | $30 |
| 18-Jun to 19-Jun-2016 | The 11th Masters Championships | Senior Grandmasters | B | $95 |
| 08-Jun to 09-Jun-2013 | 2nd Fukui Open | Grandmasters | B | $36 |
| 18-May to 19-May-2013 | 8th Kiyosatonomori Open | Grandmasters | B | $60 |
| 07-Jul to 08-Jul-2012 | 16th Kanto Open | Grandmasters | B | $72 |
| 24-Jul to 25-Jul-2010 | 10th Aso Open | Grandmasters | B | $45 |
| 24-Apr to 25-Apr-2010 | 21st Tokyo Open | Grandmasters | B | $72 |
| 22-Sep to 23-Sep-2009 | 4th Kiyosato Open | Grandmasters | B | $45 |
| 25-Jul to 26-Jul-2009 | 9th Aso Open | Grandmasters | B | $36 |
| 24-Jan to 25-Jan-2009 | The 14th Kansai Open | Masters | B | $81 |
| 12-May to 13-May-2007 | 2nd Kiyosato Open | Masters | B | $63 |
| 07-Oct to 08-Oct-2006 | 6th Tohoku Open | Masters | C | $34 |
| 30-Apr to 01-May-2005 | 6th Haramachi Open | Masters | C | $54 |
