Koyu Yanagi
- Country
- Japan
- Season 2026
- 18–12
Recent matches
| Date | Tournament | Round | Opponent | Score | Result |
|---|---|---|---|---|---|
| 2026-09-21 | Osaka | R1 | Rafalentino Ali da Costa | 2-6 6-2 6-0 | won |
| 2026-09-21 | Osaka | R2 | Eito Komada | 6-3 4-6 5-7 | lost |
| 2026-09-15 | Miki | R1 | Kodai ABE | 1-6 6-2 6-1 | won |
| 2026-09-15 | Miki | R2 | Ntungamili RAGUIN | 4-6 6-1 3-6 | lost |
| 2026-09-07 | Astana | R1 | Arafat Mustafa Mustafa | 6-0 6-0 | won |
| 2026-09-07 | Astana | R2 | Hryhorii Kartavenko | 3-6 0-1 | lost |
| 2026-08-31 | Astana | R1 | Alan Zinatulin | 7-6 6-0 | won |
| 2026-08-31 | Astana | R2 | Min Hyuk Cho | 6-3 6-0 | won |
| 2026-08-31 | Astana | R3 | Hryhorii Kartavenko | 4-6 7-5 7-6 | won |
| 2026-08-31 | Astana | QF | Samarth Sahita | 3-6 7-6 3-6 | lost |
| 2026-05-19 | Harmon | QF | Kuranosuke Suzuki | 6-1 6-4 | won |
| 2026-05-19 | Harmon | SF | Kuan-Huai Mao | 6-2 6-0 | won |
| 2026-05-19 | Harmon | F | SOTA KAGAWA | 2-6 3-6 | lost |
| 2026-05-19 | Harmon | Group A | Oliver Schaumann | 6-0 6-0 | won |
| 2026-05-19 | Harmon | Group A | Jihyeon Moon | 6-0 6-3 | won |
| 2026-05-19 | Harmon | Group A | Yamato Toyoshima | 6-0 6-0 | won |
| 2026-05-12 | Harmon | QF | Junhyuk Seo | 6-2 6-0 | won |
| 2026-05-12 | Harmon | SF | Alex Lap Hang Hui | 6-2 6-4 | won |
| 2026-05-12 | Harmon | F | SOTA KAGAWA | 3-6 2-6 | lost |
| 2026-05-12 | Harmon | Group A | Camelo Chen | 6-0 6-1 | won |
| 2026-05-12 | Harmon | Group A | RENTARO OTAKA | 6-2 6-0 | won |
| 2026-05-12 | Harmon | Group A | Jihyeon Moon | 6-0 6-1 | won |
| 2026-04-20 | Pune (Asia/Oceania Closed Regional Championships) | R1 | Nikolas Baker | 6-7 2-6 | lost |
| 2026-04-14 | Kuala Lumpur | R1 | Hanlei Lu | 2-6 3-6 | lost |
| 2026-04-07 | Kuching | R1 | Jia Hu | 3-6 2-6 | lost |
| 2026-03-02 | Nonthaburi | R1 | Pavel Skvortcov | 4-6 1-6 | lost |
| 2026-01-19 | Kolkata | R1 | Om Patel | 6-0 7-5 | won |
| 2026-01-19 | Kolkata | R2 | Yen-Chun Wang | 1-6 0-6 | lost |
| 2026-01-12 | Gurugram | R1 | Samarth Sahita | 6-1 6-4 | won |
| 2026-01-12 | Gurugram | R2 | Fedor Altukhov | 4-6 4-6 | lost |