| 08-Oct to 09-Oct-2023 | The 23rd Tohoku Open | Mixed Pro 60+ | B | $91 |
| 01-Jul to 02-Jul-2023 | The 12th Hokkaido Open | Mixed Pro 60+ | B | $56 |
| 18-Feb to 19-Feb-2023 | The 11th Okinawa Open | Mixed Pro 60+ | B | $64 |
| 28-Nov to 29-Nov-2020 | The 34th Kyushu Open | Mixed Pro 60+ | B | $90 |
| 20-Sep to 21-Sep-2020 | The 32nd. National Championship | Mixed Pro 60+ | B | $108 |
| 16-Feb to 17-Feb-2019 | The 8th Okinawa Open | Mixed Pro 50+ | B | $54 |
| 20-Oct to 21-Oct-2018 | The 18th Tohoku Open | Mixed Pro 60+ | B | $63 |
| 16-Sep to 17-Sep-2018 | The 30th National Championship | Mixed Pro 60+ | B | $90 |
| 18-Aug to 19-Aug-2018 | The 13th Michinoku Open | Mixed Pro 60+ | B | $45 |
| 14-Jul to 16-Jul-2018 | The 22nd Kanto Open | Mixed Pro 60+ | B | $126 |
| 23-Jun to 24-Jun-2018 | The 13th Masters National Championships | Mixed Pro 60+ | B | $135 |
| 21-Apr to 22-Apr-2018 | The 29th Tokyo Open | Mixed Pro 60+ | C | $90 |
| 24-Mar to 25-Mar-2018 | The 1st Miyagi Michinoku Open | Mixed Pro 60+ | B | $59 |
| 17-Feb to 18-Feb-2018 | The 7th Okinawa Open | Mixed Pro 60+ | B | $40 |
| 08-Oct to 09-Oct-2017 | The 17th Tohoku Open | Senior Grandmasters | B | $32 |
| 17-Sep to 18-Sep-2017 | The 29th National Championship | Senior Grandmasters | B | $120 |
| 05-Aug to 06-Aug-2017 | The 12th Michinoku Open | Senior Grandmasters | B | $48 |
| 29-Jul to 30-Jul-2017 | The 4th Kagoshima Open | Senior Grandmasters | B | $56 |
| 15-Jul to 17-Jul-2017 | The 21st. Kanto Open | Senior Grandmasters | B | $96 |
| 24-Jun to 25-Jun-2017 | The 12th Masters National Championships | Senior Grandmasters | B | $118 |
| 27-May to 28-May-2017 | The 6th Fukui Open | Senior Grandmasters | B | $40 |
| 15-Apr to 16-Apr-2017 | The 28th Tokyo Open | Senior Grandmasters | C | $80 |
| 18-Feb to 19-Feb-2017 | The 6th Okinawa Open | Grandmasters | B | $64 |
| 11-Oct to 12-Oct-2015 | The 15th Tohoku Open | Grandmasters | B | $54 |
| 25-Jul to 26-Jul-2015 | The 15th Aso Open | Grandmasters | B | $73 |
| 21-Feb to 22-Feb-2015 | 4th Okinawa Open | Grandmasters | B | $34 |
| 06-Dec to 07-Dec-2014 | 28th Kyushu Open | Grandmasters | B | $96 |
| 26-Jul to 27-Jul-2014 | 14th Aso Open | Grandmasters | B | $108 |
| 05-Jul to 06-Jul-2014 | 18th Kanto Open | Grandmasters | B | $96 |
| 22-Feb to 23-Feb-2014 | 3rd Okinawa Open | Grandmasters | B | $48 |
| 13-Oct to 14-Oct-2013 | 13th Tohoku Open | Grandmasters | B | $84 |
| 04-May to 05-May-2013 | 15 Nipon Open | Grandmasters | B | $96 |
| 20-Apr to 21-Apr-2013 | 24th Tokyo Open | Grandmasters | B | $132 |
| 23-Feb to 24-Feb-2013 | 2nd Okinawa Open | Grandmasters | B | $48 |
| 08-Dec to 09-Dec-2012 | 8th Masters Championships | Grandmasters | B | $96 |
| 24-Nov to 25-Nov-2012 | 26th Kyushu Open | Grandmasters | B | $108 |
| 07-Oct to 08-Oct-2012 | 12th Tohoku Open | Grandmasters | B | $60 |
| 16-Sep to 17-Sep-2012 | 24th National Championships | Grandmasters | B | $96 |
| 18-Aug to 19-Aug-2012 | 7th Michinoku Open | Grandmasters | B | $84 |
| 23-Jun to 24-Jun-2012 | 1st Hokkaido Open | Grandmasters | B | $60 |
| 09-Oct to 10-Oct-2010 | 10th Tohoku Open | Grandmasters | B | $55 |
| 20-Feb to 21-Feb-2010 | Chiba Open | Grandmasters | B | $23 |
| 25-Apr to 26-Apr-2009 | 20th Tokyo Open | Grandmasters | B | $72 |
| 13-Dec to 14-Dec-2008 | 4th Masters Championships | Grandmasters | B | $45 |
| 13-Oct to 14-Oct-2007 | 3rd Masters Championships | Grandmasters | B | $45 |
