Country
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Birthdate
Height
Weight
Profi since
Play
Ranking's position
Points
Prize money
Japan
28.01.78, 47 years
28.01.78, 47 years
Chu-Huan Yi vs. Kunio Koga - H2H matches
| 27.02.06 | 1st round | Chu-Huan Yi | Kunio Koga | 7-62, 6-3 | match details |  China F3 | Hard |
Chu-Huan Yi form & Kunio Koga form
Chu-Huan Yi - last matches
| Anning Challenger - Clay | ||||
| 21.04.18 q 1 | vs. Yunseong Chung | 2-6, 6-75 |  | match details |
 Toyota Challenger - Carpet | ||||
| 11.11.17 q 2 | vs. Kento Takeuchi | 2-6, 7-65, 4-6 | | match details |
| 11.11.17 q 1 | vs. Masaki Sasai | 4-6, 6-3, 6-4 |  | match details |
.png){kind=small} Kaohsiung Challenger - I. hard | ||||
| 30.09.17 q 2 | vs. Yan Bai | 4-6, 0-6 | | match details |
| Taipei City - Carpet | ||||
| 15.04.17 q 1 | vs. Ruan Roelofse | 2-6, 4-6 | | match details |
| Shanghai Challenger - Hard | ||||
| 04.09.16 q 2 | vs. Cem Ilkel | 2-6, 7-65, 2-6 | | match details |
| 04.09.16 q 1 | vs. Chuhan Wang | 4-6, 7-65, 3-1, Chuhan Wang - retired | | match details |
| Qingdao Challenger - Clay | ||||
| 10.08.16 2nd round | vs. Ruben Ramirez-Hidalgo | 2-6, 0-6 | | match details |
| 08.08.16 1st round | vs. Wei Qiang Zheng | 6-3, 3-6, 7-62 | | match details |
 Hong Kong - Hard | ||||
| 16.06.16 2nd round | vs. Daniel Nolan | 5-7, - Chu-Huan Yi - retired | | match details |
| 14.06.16 1st round | vs. Karunuday Singh | 7-64, 7-63 | | match details |
| Hong Kong - Hard | ||||
| 07.06.16 1st round | vs. Dayne Kelly | 3-6, 2-6 | | match details |
| Taipei City - Carpet | ||||
| 27.04.16 1st round | vs. Benjamin Mitchell | 2-6, 6-73 | | match details |
 Manila Challenger - Hard | ||||
| 18.01.16 qual. | vs. Nikola Mektic | 4-6, 6-72 | | match details |
| 17.01.16 q 2 | vs. Sanam Singh | 6-3, 7-67 | | match details |
| 16.01.16 q 1 | vs. Patrick-John Tierro | 6-4, 5-7, 6-3 | | match details |
 Bangkok Challenger - Hard | ||||
| 09.01.16 q 1 | vs. Yuuya Kibi | 1-6, 3-6 | | match details |
| Kaohsiung Challenger - Hard | ||||
| 22.09.15 1st round | vs. Tsung-Hua Yang | 6-77, 5-7 | | match details |
| 20.09.15 qual. | vs. Shuichi Sekiguchi | 6-4, 6-4 | | match details |
| 20.09.15 q 2 | vs. Bumpei Sato | 6-1, 4-6, 6-1 | | match details |
| 19.09.15 q 1 | vs. Tung-Lin Wu | 6-4, 6-3 | | match details |
| Shanghai Challenger - Hard | ||||
| 06.09.15 q 2 | vs. N.Sriram Balaji | 5-7, 6-2, 2-6 | | match details |
| 05.09.15 q 1 | vs. Sheng Hao Zhou | 6-3, 7-5 | | match details |
| Chinese Taipei - Hard | ||||
| 24.08.15 1st round | vs. Wishaya Trongcharoenchaikul | 4-6, 6-3, 6-2 | | match details |
| 24.08.15 1/2 | vs. Yan Bai | 1-4, - Chu-Huan Yi - retired | | match details |
| 24.08.15 2nd round | vs. Ryota Tanuma | 7-65, 3-6, 6-1 | | match details |
| 24.08.15 1/4 | vs. Wen-Chun Liang | 6-1, 6-1 | | match details |
| Chinese Taipei - Hard | ||||
| 17.08.15 1st round | vs. Chien-Hsun Lo | 6-4, 5-7, 7-62 | | match details |
| 17.08.15 2nd round | vs. Kuan-Yi Lee | 6-72, - Chu-Huan Yi - retired | | match details |
| China F13 - Hard | ||||
| 10.08.15 1st round | vs. Yecong He | 4-6, 6-3, 6-74 | | match details |
Kunio Koga - last matches
| China F3 - Hard | ||||
| 27.02.06 1st round | vs. Chu-Huan Yi | 6-72, 3-6 | | match details |
 Waikoloa - Hard | ||||
| 23.01.06 q 1 | vs. Kyu-Tae Im | 3-6, 1-6 | | match details |
| Kyoto - Carpet | ||||
| 03.03.03 q 1 | vs. Fred Hemmes | 4-6, 1-6 | | match details |
| Osaka - Hard | ||||
| 11.03.02 q 1 | vs. Joji Miyao | 3-6, 0-6 | | match details |
