| | Year | Tournament | Position |
|
First Name:
|
Ren
|
|
Last Name:
|
Yonezawa
|
|
Hometown:
|
|
|
St/Prov:
|
|
|
Country:
|
JPN
|
|
Rank:
|
31
|
| 2020 | Avondale Amateur (NSW, AUS) | T3 |
| 2020 | Master of the Amateurs (VIC, AUS) | T4 |
| 2019 | Taiheiyo Masters (Japan Tour) | T13 |
| 2019 | Japan Open (Japan Tour) | T29 |
| 2019 | Asia-Pacific Amateur | T5 |
| 2019 | Japan Collegiate National | 4th |
| 2019 | Nagashima Invitational (Japan Tour) | T26 |
| 2019 | Kanto Collegiate (JPN) | Champion |
| 2019 | Japan Amateur | 3rd |
| 2019 | Fukushima Open (Japan Tour) | T12 |
| 2019 | National University Team (JPN) | T2 |
| 2019 | Tohoku Amateur (JPN) | Champion |
| 2019 | Asia-Pacific Open (Asian/Japan Tours) | T2 |
| 2019 | South Australia Am Classic | Champion |
| 2019 | Australian Amateur | 32's |
| 2018 | NSW Open (Australasia Tour) | T47 |
| 2018 | Nobuyuki Cup Collegiate (JPN) | Champion |
| 2018 | Asahi Cup Collegiate (JPN) | T13 |
| 2018 | Japan Open (Japan Tour) | T33 |
| 2018 | National Sports Festival (JPN) | 3rd |