Japan
13.04.88, 37 years
11.385 $
13.04.88, 37 years
11.385 $
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
Thailand
24.10.93, 31 years
24.10.93, 31 years
Ken Onoda vs. Sylvester Alamdar - H2H matches
| 25.11.13 | q 1 | Ken Onoda | Sylvester Alamdar | 7-63, 6-3 | match details |  Thailand F4 | Hard |
Ken Onoda form & Sylvester Alamdar form
Ken Onoda - last matches
 M15 Akishima - Carpet | ||||
| 12.06.19 1st round | vs. Gengo Kikuchi | 5-7, 0-2, - Ken Onoda - retired |  | match details |
| 11.06.19 qual. | vs. Yuga Tashiro | 6-3, 6-4 |  | match details |
| 10.06.19 q 1 | vs. Takuya Kumasaka | Takuya Kumasaka - walk over | | match details |
 Guam F1 - Hard | ||||
| 18.06.18 1st round | vs. Sho Katayama | 3-6, 2-6 | | match details |
 Singapore F3 - Hard | ||||
| 27.05.18 qual. | vs. Congsup Congcar | 4-6, 4-6 | | match details |
| 26.05.18 q 1 | vs. Kenneth Chua | 6-2, 6-0 | | match details |
| Singapore F2 - Hard | ||||
| 20.05.18 qual. | vs. Kazuki Nishiwaki | 1-6, 2-6 | | match details |
| 19.05.18 q 1 | vs. Jonathan-Kyle Tan | 7-61, 6-2 | | match details |
| Singapore F1 - Hard | ||||
| 14.05.18 1st round | vs. Mousheg Hovhannisyan | 0-6, 1-6 | | match details |
| Japan F6 - Hard | ||||
| 08.04.18 q 2 | vs. Masayoshi Ono | 2-6, 4-6 | | match details |
| Japan F5 - Hard | ||||
| 01.04.18 qual. | vs. Masaki Sasai | 3-6, 1-6 | | match details |
| 31.03.18 q 1 | vs. Takashi Saito | 6-3, 6-4 | | match details |
 Greece F3 - Hard | ||||
| 10.03.18 q 1 | vs. Federico Moreno | 3-6, 4-6 | | match details |
| Greece F2 - Hard | ||||
| 04.03.18 q 2 | vs. Duje Ajdukovic | 5-7, 6-74 | | match details |
| 03.03.18 q 1 | vs. Andreas Anastasis Lavdas | 6-1, 6-2 | | match details |
 Turkey F8 - Hard | ||||
| 27.02.18 qual. | vs. Felipe Meligeni Alves | 4-6, 2-6 | | match details |
| 25.02.18 q 2 | vs. Ran Amar | 6-3, 7-5 | | match details |
| 24.02.18 q 1 | vs. Ruben Busch | 6-2, 6-2 | | match details |
 Indonesia F8 - Hard | ||||
| 28.11.17 1st round | vs. Ching-Mou Yu | 1-6, 2-6 | | match details |
| 27.11.17 q 2 | vs. Yeongseok Jeong | 2-6, 6-1, 6-2 | | match details |
| 27.11.17 qual. | vs. Jun Chong | 6-0, 6-2 | | match details |
| Indonesia F7 - Hard | ||||
| 21.11.17 1st round | vs. Shintaro Imai | 4-6, 2-6 | | match details |
| 20.11.17 q 2 | vs. Kyler Jirasook | 6-2, 6-3 | | match details |
| 20.11.17 qual. | vs. Hendrawan Susanto | 6-1, 6-2 | | match details |
| Kobe Challenger - I. hard | ||||
| 04.11.17 q 1 | vs. Renta Tokuda | 0-6, 6-71 | | match details |
| Thailand F8 - Hard | ||||
| 09.10.17 q 1 | vs. Chien-Hsun Lo | 6-3, 3-6, 2-6 | | match details |
| Thailand F7 - Hard | ||||
| 02.10.17 q 2 | vs. Woo-Ram Kim | 3-6, 5-7 | | match details |
| Thailand F5 - Hard | ||||
| 07.08.17 q 2 | vs. Thien Nguyen Hoang | 4-6, 7-63, 6-1 | | match details |
| 07.08.17 qual. | vs. Ronnie Schneider | 4-6, 4-6 | | match details |
| Thailand F4 - Hard | ||||
| 31.07.17 qual. | vs. Arata Onozawa | 3-6, 3-6 | | match details |
Sylvester Alamdar - last matches
| Thailand F7 - Hard | ||||
| 23.06.14 q 1 | vs. Scott Browne | 2-6, 1-6 | | match details |
| Thailand F4 - Hard | ||||
| 25.11.13 q 1 | vs. Ken Onoda | 6-73, 3-6 | | match details |
| Thailand F3 - Hard | ||||
| 03.06.13 q 1 | vs. Nam Hoang Ly | 3-6, 1-6 | | match details |
| Thailand F1 - Hard | ||||
| 20.05.13 q 1 | vs. Luke Gerry | 6-76, 6-4, 6-4 | | match details |
| 20.05.13 qual. | vs. David Agung Susanto | 4-6, 0-2, - Sylvester Alamdar - retired | | match details |
| Indonesia F4 - Hard | ||||
| 03.12.12 1st round | vs. Nicolas Reissig | 1-6, 1-6 | | match details |
| Thailand F5 - I. hard | ||||
| 05.11.12 1st round | vs. Jung-Woong Na | 1-6, 1-6 | | match details |
 Iran F3 - Clay | ||||
| 20.09.10 1st round | vs. Kiarash Souri | 1-6, 2-6 | | match details |
