|
| R16 | 2019 M15 Akishima, Wk. 24 | Carpet | L | Keisuke Saitoh | 7-5 6-0 | [H2H] |
| R32 | 2019 M15 Akishima, Wk. 24 | Carpet | W | Ken Onoda | 7-5 2-0 ret. | [H2H] |
|
| F | 2019 M15 Guam, Wk. 23 | Hard | W | Hiroyasu Ehara | 6-2 6-2 | [H2H] |
| SF | 2019 M15 Guam, Wk. 23 | Hard | W | Kento Takeuchi | 6-2 7-5 | [H2H] |
| QF | 2019 M15 Guam, Wk. 23 | Hard | W | Jordi Samper-Montana | 6-2 6-0 | [H2H] |
| R16 | 2019 M15 Guam, Wk. 23 | Hard | W | Kento Tagashira | 6-2 6-2 | [H2H] |
| R32 | 2019 M15 Guam, Wk. 23 | Hard | W | Kyler Jirasook | 6-2 6-2 | [H2H] |
|
| QF | 2019 M15 Karuizawa, Wk. 22 | Clay | L | Sora Fukuda | 4-6 6-4 6-0 | [H2H] |
| R16 | 2019 M15 Karuizawa, Wk. 22 | Clay | W | Ren Nakamura | 6-2 6-2 | [H2H] |
| R32 | 2019 M15 Karuizawa, Wk. 22 | Clay | W | Taketo Takamisawa | 6-0 6-1 | [H2H] |
|
| R32 | 2019 M25 Matsuyama, Wk. 15 | Hard | L | Masamichi Imamura | 7-6(2) 6-1 | [H2H] |
|
| R32 | 2019 M15 Kashiwa, Wk. 14 | Hard | L | Shintaro Imai | 6-3 6-1 | [H2H] |
|
| F | 2019 M15 Kashiwa, Wk. 14 | Hard | W | Kaito Uesugi | 6-2 6-3 | [H2H] |
| QF | 2019 M15 Kashiwa, Wk. 14 | Hard | W | Yuichiro Inui | 6-4 6-2 | [H2H] |
|
| R16 | 2019 M15 Kofu, Wk. 12 | Hard | L | Mick Veldheer | 7-6(9) 6-3 | [H2H] |
| R32 | 2019 M15 Kofu, Wk. 12 | Hard | W | Blake Ellis | 7-5 6-1 | [H2H] |
|
| R32 | 2019 M15 Nishi-Tokyo, Wk. 11 | Hard | L | Seong Chan Hong | 4-6 6-3 7-6(6) | [H2H] |
|
| F | 2019 M15 Nishi-Tokyo, Wk. 11 | Hard | W | Masaya Kobayashi | 4-6 7-5 10-6 | [H2H] |
| QF | 2019 M15 Nishi-Tokyo, Wk. 11 | Hard | W | Pak Long Yeung | 6-4 6-2 | [H2H] |
|
| R16 | 2019 M15 Nishi-Tama, Wk. 10 | Hard | L | Jumpei Yamasaki | 7-6(5) 4-6 6-3 | [H2H] |
| R32 | 2019 M15 Nishi-Tama, Wk. 10 | Hard | W | Kousuke Ogura | 7-5 7-5 | [H2H] |
|
| R32 | 2018 Chinese Taipei F2 Futures | Hard | L | Hsien-Yin Peng | 6-3 6-4 | [H2H] |
|
| R32 | 2018 Chinese Taipei F1 Futures | Hard | L | Ti Chen | 6-2 6-3 | [H2H] |
|
| F | 2018 Japan F8 Futures | Carpet | L | Rio Noguchi | 6-3 6-4 | [H2H] |
| SF | 2018 Japan F8 Futures | Carpet | W | Sho Katayama | 6-4 7-5 | [H2H] |
| QF | 2018 Japan F8 Futures | Carpet | W | Yuuya Kibi | 4-6 6-4 6-3 | [H2H] |
| R16 | 2018 Japan F8 Futures | Carpet | W | Shinji Hazawa | 6-4 6-3 | [H2H] |
| R32 | 2018 Japan F8 Futures | Carpet | W | Masaya Kobayashi | 6-0 6-1 | [H2H] |
|
| SF | 2018 Japan F7 Futures | Clay | L | Takashi Saito | 4-6 7-6(6) 6-3 | [H2H] |
| QF | 2018 Japan F7 Futures | Clay | W | Sho Shimabukuro | 6-4 6-4 | [H2H] |
