Head 2 Head
Win Loss Stats
Kumasaka
LLLWLLLWWL
Sung Nam
LWWWWLLLLL
2026
2025
2024
20 - 22
6 - 8
20-22
Hard
6-6
- J.Nam (q)
- T.Kumasaka
- 6-2 6-4
- q1
-
29 Mar 26
-
Miyazaki Challenger -
-
Hard
-
- T.Kumasaka (2)
- J.Nam (7)
- 6-1 2-6 6-3
- 1/2
-
-
22 Mar 25
-
M15 Nishi-Tokyo -
-
Hard
-
-
-
02 Apr 24
-
M15 Kashiwa -
-
Hard
-
Latest Tonic News – Takuya Kumasaka and Ji Sung Nam
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Takuya Kumasaka
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 20-22 | 20-22 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2025 | 46-23 | 46-23 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2024 | 33-22 | 31-19 | 2-1 | 0-2 | 0-0 | 0-0 |
| 2023 | 33-24 | 18-12 | 15-12 | 0-0 | 0-0 | 0-0 |
| 2022 | 22-14 | 22-14 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2021 | 8-8 | 8-6 | 0-2 | 0-0 | 0-0 | 0-0 |
| 2020 | 0-0 | 0-0 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2019 | 7-7 | 4-4 | 3-3 | 0-0 | 0-0 | 0-0 |
| 2018 | 7-9 | 5-7 | 0-1 | 0-0 | 0-0 | 2-1 |
| Total | 176-129 | 154-107 | 20-19 | 0-2 | 0-0 | 2-1 |
Phan Thiet 3 Challenger
-
Martin BorisioukM.BorisioukBLR Loss
- 6-4 6-2
- q1
-
06 Sep 26
Zhangjiagang Challenger
-
Joshua CharltonJ.CharltonAUS Loss
- 6-3 6-4
- q1
-
30 Aug 26
Astana Challenger
-
Hayato MatsuokaH.MatsuokaJPN Loss
- 6-4 6-1
- 2nd
-
12 Aug 26
-
Colin SinclairC.SinclairAUS
- 6-2 7-64
- 1st
-
11 Aug 26
Grodzisk Mazowiecki Challenger
-
Alexander DonskiA.DonskiCAN Loss
- 7-5 6-4
- 1st
-
04 Aug 26
Samsun Challenger
-
Florent BaxF.BaxFRA Loss
- 7-63 6-3
- 1st
-
28 Jul 26
Segovia Challenger
-
Luka PavlovicL.PavlovicFRA Loss
- 3-6 6-1 6-2
- 1st
-
21 Jul 26
-
Sergio Callejon HernandoS.HernandoESP
- 6-3 7-61
- Q.
-
20 Jul 26
-
Asier Meneses PernyA.PernyESP
- 6-2 6-4
- q1
-
19 Jul 26
Pozoblanco Challenger
-
Pavel LagutinP.LagutinRUS Loss
- 6-3 6-1
- Q.
-
13 Jul 26
Ji Sung Nam
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 6-8 | 6-6 | 0-2 | 0-0 | 0-0 | 0-0 |
| 2025 | 23-16 | 18-12 | 0-1 | 5-3 | 0-0 | 0-0 |
| 2024 | 14-21 | 12-10 | 2-4 | 0-1 | 0-6 | 0-0 |
| 2023 | 15-20 | 13-15 | 2-4 | 0-1 | 0-0 | 0-0 |
| 2022 | 26-19 | 24-13 | 2-4 | 0-2 | 0-0 | 0-0 |
| 2021 | 4-7 | 2-6 | 0-0 | 1-1 | 1-0 | 0-0 |
| 2020 | 3-6 | 1-2 | 0-1 | 2-3 | 0-0 | 0-0 |
| 2019 | 39-23 | 32-20 | 1-1 | 3-1 | 0-0 | 3-1 |
| 2018 | 40-13 | 37-10 | 3-2 | 0-1 | 0-0 | 0-0 |
| 2017 | 7-2 | 7-2 | 0-0 | 0-0 | 0-0 | 0-0 |
| 2016 | 23-9 | 14-7 | 9-2 | 0-0 | 0-0 | 0-0 |
| 2015 | 18-17 | 16-15 | 2-2 | 0-0 | 0-0 | 0-0 |
| 2014 | 36-23 | 31-19 | 2-3 | 0-0 | 0-0 | 3-1 |
| 2013 | 29-24 | 26-21 | 0-1 | 1-1 | 0-0 | 2-1 |
| 2012 | 27-25 | 20-20 | 5-0 | 2-4 | 0-1 | 0-0 |
| Total | 310-233 | 259-178 | 28-27 | 14-18 | 1-7 | 8-3 |
Shanghai Challenger
-
Luca CastelnuovoL.CastelnuovoSUI Loss
- 6-4 6-4
- 1/4
-
11 Sep 26
-
Denis YevseyevD.YevseyevKAZ
- 6-2 6-2
- 2nd
-
10 Sep 26
-
Rei SakamotoR.SakamotoJPN
- 7-63 6-4
- 1st
-
08 Sep 26
-
Kaito UesugiK.UesugiJPN
- 6-2 7-5
- Q.
-
07 Sep 26
-
Joshua CharltonJ.CharltonAUS
- 7-60 6-2
- q1
-
06 Sep 26
Zhangjiagang Challenger
-
Dominik PalanD.PalanCZE Loss
- 6-4 6-3
- q1
-
30 Aug 26
Prostejov Challenger
-
Jan KumstatJ.KumstatCZE Loss
- 6-4 6-4
- q1
-
31 May 26
Vicenza Challenger
-
Laurent LokoliL.LokoliFRA Loss
- 7-5 6-4
- q1
-
24 May 26
Busan Challenger
-
Marat SharipovM.SharipovRUS Loss
- 6-3 6-2
- q1
-
12 Apr 26
Miyazaki Challenger
-
Braden ShickB.ShickUSA Loss
- 6-4 6-2
- 1st
-
31 Mar 26
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