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
Republic of Korea
02.01.97, 28 years
02.01.97, 28 years
Ryota Kishi vs. Ku Keon Kang - head to head matches
| 20.06.16 | 1st round | Ryota Kishi | Ku Keon Kang | 7-63, 6-3 | match details |  Korea F2 | Hard |
Ryota Kishi form & Ku Keon Kang form
Ryota Kishi - last matches
 Japan F8 - Carpet | ||||
| 09.06.18 q 2 | vs. Kosuke Ogura | 1-6, 2-6 |  | match details |
| 09.06.18 q 1 | vs. Tatsuya Shimokawa | 6-2, 6-2 |  | match details |
| Japan F7 - Clay | ||||
| 04.06.18 1st round | vs. Moerani Bouzige | 6-4, 2-6, 2-6 | | match details |
| 02.06.18 q 1 | vs. Ziga Papez | 6-1, 6-0 | | match details |
| 02.06.18 qual. | vs. Kyohei Yamanaka | 6-1, 6-2 | | match details |
| Japan F6 - Hard | ||||
| 08.04.18 qual. | vs. Sho Shimabukuro | 3-6, 1-6 | | match details |
| 08.04.18 q 2 | vs. Masaya Kobayashi | 6-2, 6-1 | | match details |
| 07.04.18 q 1 | vs. Sho Hoshiki | 7-5, 6-3 | | match details |
| Japan F5 - Hard | ||||
| 31.03.18 q 1 | vs. Cing-Yang Meng | 4-6, 5-7 | | match details |
| Japan F4 - Hard | ||||
| 25.03.18 q 2 | vs. Rigele Te | 1-6, 5-7 | | match details |
| 24.03.18 q 1 | vs. Yuki Takamura | 6-3, 7-5 | | match details |
| Japan F3 - Hard | ||||
| 17.03.18 q 1 | vs. Yuga Tashiro | 7-64, 3-6, 0-6 | | match details |
| Japan F2 - Hard | ||||
| 11.03.18 q 2 | vs. Yuichi Ito | 6-73, 5-7 | | match details |
| 10.03.18 q 1 | vs. Daichi Nagoshi | 6-3, 6-2 | | match details |
| Japan F1 - Hard | ||||
| 03.03.18 q 1 | vs. Itsuki Matsumoto | 3-6, 1-6 | | match details |
| Kyoto Challenger - Carpet | ||||
| 17.02.18 q 1 | vs. Zhe Li | 3-6, 1-6 | | match details |
 Vietnam F3 - Hard | ||||
| 21.11.17 1st round | vs. Nathan Pasha | 2-6, 2-6 | | match details |
| 20.11.17 q 2 | vs. Nhut Ngoc Tu | 6-1, 6-1 | | match details |
| 20.11.17 qual. | vs. Moerani Bouzige | 6-2, 6-4 | | match details |
| Vietnam F2 - Hard | ||||
| 13.11.17 q 2 | vs. Nitin Kumar Sinha | 1-6, 0-6 | | match details |
| 13.11.17 q 1 | vs. Cheong Hwi Kim | 7-5, 6-1 | | match details |
 Malaysia F3 - Hard | ||||
| 30.10.17 q 1 | vs. Medhir Goyal | 6-2, 6-0 | | match details |
| 30.10.17 q 2 | vs. Aoran Wang | 3-6, 2-6 | | match details |
| Malaysia F2 - Hard | ||||
| 25.10.17 1st round | vs. Kaza Vinayak Sharma | 6-74, 2-6 | | match details |
| Malaysia F1 - Hard | ||||
| 18.10.17 2nd round | vs. Evan Song | 1-6, 6-4, 0-6 | | match details |
| 16.10.17 1st round | vs. Kaza Vinayak Sharma | 6-4, 6-2 | | match details |
| 16.10.17 qual. | vs. Christian Didier Chin | 6-3, 6-3 | | match details |
| 16.10.17 q 2 | vs. Kshitij Kamal | 6-0, 6-1 | | match details |
 Italy F25 - Clay | ||||
| 08.08.17 1st round | vs. Jeremy Jahn | 3-6, 2-6 | | match details |
 Latvia F1 - Clay | ||||
| 31.07.17 1st round | vs. Martins Podzus | 2-6, 2-6 | | match details |
Ku Keon Kang - last matches
| M15 Daegu - Hard | ||||
| 25.05.25 q 1 | vs. Shu Muto | 4-6, 7-65, 6-10 | | match details |
| M15 Andong - Hard | ||||
| 20.05.25 1st round | vs. Ji Sung Nam | 6-4, 4-6, 4-6 | | match details |
| M15 Daegu - Hard | ||||
| 06.06.24 2nd round | vs. Edward Winter | 3-6, 2-6 | | match details |
| 05.06.24 1st round | vs. Kazuki Nishiwaki | 7-66, 6-2 | | match details |
| 04.06.24 qual. | vs. Daiki Yoshimura | 2-6, 6-2, 10-4 | | match details |
| 03.06.24 q 2 | vs. Yan Cheng Chen | 6-1, 6-2 | | match details |
| 02.06.24 q 1 | vs. Hyung Tak Oh | 6-0, 6-2 | | match details |
 M15 Antalya - Clay | ||||
| 05.12.23 qual. | vs. Louroi Martinez | 6-1, 2-6, 6-10 | | match details |
| 04.12.23 q 2 | vs. Ivan Denisov | 6-4, 6-1 | | match details |
| 03.12.23 q 1 | vs. Simon Knezevic | 6-2, 6-2 | | match details |
| M15 Antalya - Clay | ||||
| 29.11.23 1st round | vs. Pol Amoros Ramos | 1-6, 4-6 | | match details |
| 28.11.23 qual. | vs. Dong Ju Kim | 6-2, 6-0 | | match details |
| 27.11.23 q 2 | vs. Gabriel Schenekenberg | 6-2, 6-1 | | match details |
| 26.11.23 q 1 | vs. Dmitrii Vasilev | 6-2, 6-4 | | match details |
| M25 Changwon - Hard | ||||
| 12.06.23 q 2 | vs. Young Seok Lee | - Ku Keon Kang - walk over | | match details |
| 11.06.23 q 1 | vs. Jinseok Yoo | 7-60, 6-1 | | match details |
| M25 Daegu - Hard | ||||
| 07.06.23 1st round | vs. Jea Moon Lee | 4-6, 7-5, 4-6 | | match details |
| 05.06.23 q 2 | vs. Ki Bum Kim | 6-2, 6-2 | | match details |
| 05.06.23 qual. | vs. Jinseok Yoo | 6-1, 4-6, 10-7 | | match details |
| 04.06.23 q 1 | vs. Woong Choi | 6-1, 6-0 | | match details |
| M15 Daegu - Hard | ||||
| 28.08.22 q 1 | vs. Seokhyeon Chu | 2-1, - Ku Keon Kang - retired | | match details |
| M15 Changwon - Hard | ||||
| 25.08.22 2nd round | vs. Kazuki Nishiwaki | 3-6, 1-6 | | match details |
| 24.08.22 1st round | vs. Moerani Bouzige | 6-3, 6-3 | | match details |
| 22.08.22 q 2 | vs. Timothy Gray | 3-6, 6-1, 6-1, Timothy Gray - retired | | match details |
| 22.08.22 qual. | vs. Seon Yong Han | 6-1, 7-5 | | match details |
| 21.08.22 q 1 | vs. Hyowon Hwang | 6-0, 6-1 | | match details |
 M15 Monastir - Hard | ||||
| 12.12.21 q 1 | vs. Yamato Sueoka | 3-6, 2-6 | | match details |
 Thailand F5 - Hard | ||||
| 01.10.18 q 2 | vs. Chanchin Sookton-Eng | 4-6, 1-6 | | match details |
| 29.09.18 q 1 | vs. Yani Kimon Doumanis | 3-6, 6-1, 7-5 | | match details |
| Thailand F4 - Hard | ||||
| 24.09.18 1st round | vs. Dalwinder Singh | 4-6, 6-74 | | match details |