| | Year | Tournament | Position |
|
First Name:
|
Keita
|
|
Last Name:
|
Nakajima
|
|
Hometown:
|
|
|
St/Prov:
|
|
|
Country:
|
JPN
|
|
Rank:
|
47
|
| 2021 | Japan Amateur | Champion |
| 2021 | Asia Pacific Diamond Cup (Japan Tour) | T13 |
| 2021 | Token Homemate Cup (Japan Tour) | 2nd |
| 2020 | Dunlop Phoenix (Japan Tour) | T8 |
| 2020 | Taiheiyo Masters (Japan Tour) | 3rd |
| 2020 | Japan Open (Japan Tour) | T18 |
| 2019 | Taiheiyo Masters (Japan Tour) | T18 |
| 2019 | Asia-Pacific Amateur | T18 |