Jumpei Yamasaki

Challenger Kaohsiung 09/16 03:00 - Yuichi Sugita v Jumpei Yamasaki 6-2,7-5
Challenger Kaohsiung 09/15 07:05 - Kuan-Yi Lee v Jumpei Yamasaki Retired
Challenger Shanghai 09/09 03:00 - Tung-Lin Wu v Jumpei Yamasaki 6-2,6-2
Challenger Shanghai 09/08 03:00 - Abhinav Sanjeev Shanmugam v Jumpei Yamasaki 4-6,7-6,3-6
ITF Korea F5 08/21 03:35 - Jumpei Yamasaki v Oh-Hee Kwon 4-6,4-6
ITF Korea F5 08/19 02:00 - Jumpei Yamasaki v In Kyo Jeong Retired
ITF Korea F5 08/18 02:00 - Jumpei Yamasaki v Dukyoung Kim 6-4,6-4
Challenger Gwangju Qual 08/12 01:30 - Yecong He v Jumpei Yamasaki 6-2,6-4
Challenger Gwangju Qual 08/11 01:30 - Fajing Sun v Jumpei Yamasaki 1-6,6-2,2-6
Challenger Jinan 08/04 02:00 - Matej Sabanov v Jumpei Yamasaki 6-4,6-4
Challenger Chengdu Qual 07/28 02:00 - Miliaan Niesten v Jumpei Yamasaki 6-2,6-2
Challenger Granby Qual 07/21 16:25 - Taha Baadi v Jumpei Yamasaki 7-6,6-4
Challenger Gatineau Qual 07/14 21:55 - Jacob Grills v Jumpei Yamasaki 6-3,6-1
Challenger Winnipeg Qual 07/08 18:05 - Sem Verbeek v Jumpei Yamasaki 7-6,7-6
ITF Hong Kong F1 06/29 02:10 - Jumpei Yamasaki v Yuki Mochizuki 4-6,4-6
ITF Hong Kong F1 06/28 02:00 - Chukang Wang v Jumpei Yamasaki 0-6,2-6
ITF Hong Kong F1 06/27 03:45 - Anthony Jackie Tang v Jumpei Yamasaki 7-5,3-6,1-6
ITF Hong Kong F1 06/26 03:35 - Wei-De Lin v Jumpei Yamasaki 3-6,3-6
ITF Korea F3 06/22 04:55 - Soonwoo Kwon v Jumpei Yamasaki 6-3,6-1
ITF Korea F3 06/21 02:50 - Young Seok Kim v Jumpei Yamasaki 6-7,4-6
ITF Korea F3 06/20 01:00 - Seunghun Shin v Jumpei Yamasaki 6-4,2-6,1-6
ITF Korea F2 06/14 01:00 - Ju-Hae Moon v Jumpei Yamasaki 6-4,7-5
ITF Korea F2 06/12 01:10 - Tae-Woo Lee v Jumpei Yamasaki 3-6,0-6
ITF Japan F7 06/08 01:10 - Rio Noguchi v Jumpei Yamasaki 6-2,6-0
ITF Japan F7 06/07 05:05 - Kaito Itsusaki v Jumpei Yamasaki 3-6,4-6
ITF Japan F7 06/04 03:30 - Kazuki Shimizu v Jumpei Yamasaki 2-6,4-6
ITF China F6 05/16 02:10 - Jumpei Yamasaki v Kento Takeuchi 4-6,6-4,6-7
ITF China F6 05/14 05:45 - Huixin Wang v Jumpei Yamasaki 3-6,3-6
ITF China F5 05/12 03:00 - Jumpei Yamasaki v Rigele Te 3-6,6-7
ITF China F5 05/11 06:05 - Jumpei Yamasaki v Kuan-Yi Lee 6-4,6-4