Keio Challenger
YokohamaHardCH2019
February 25, 2019 – March 3, 2019$54,160
Draw & Results
Finals
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Soonwoo Kwon(KOR) | 7-6, 6-3 | Oscar Otte(GER) | #221 | #156 | 01:15:00m |
Semi-Finals
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Soonwoo Kwon(KOR) | 6-3, 6-2 | Yuichi Sugita(JPN) | #221 | #160 | 01:01:00m |
| Oscar Otte(GER) | 6-3, 6-4 | Andrew Harris(AUS) | #156 | #329 | 00:57:00m |
Quarter-Finals
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Soonwoo Kwon(KOR) | 6-1, 6-0 | Duckhee Lee(KOR) | #221 | #254 | 00:54:00m |
| Yuichi Sugita(JPN) | 2-6, 6-4, 7-5 | Dudi Sela(ISR) | #160 | #182 | 01:49:00m |
| Andrew Harris(AUS) | 7-5, 7-6 | Tsung-Hua Yang(TPE) | #329 | #289 | 01:38:00m |
| Oscar Otte(GER) | 6-2, 6-4 | Gianluca Mager(ITA) | #156 | #197 | 01:12:00m |
Round of 16
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Duckhee Lee(KOR) | 6-3, 4-6, 7-6 | Tatsuma Ito(JPN) | #254 | #138 | 02:58:00m |
| Soonwoo Kwon(KOR) | 6-2, 6-4 | Mats Moraing(GER) | #221 | #193 | 01:05:00m |
| Yuichi Sugita(JPN) | 6-4, 6-2 | Filip Peliwo(POL) | #160 | #241 | 01:04:00m |
| Dudi Sela(ISR) | 6-3, 6-1 | Blaz Rola(SLO) | #182 | #203 | 00:57:00m |
| Tsung-Hua Yang(TPE) | 6-4, 6-4 | Jurij Rodionov(AUT) | #289 | #194 | 01:13:00m |
| Andrew Harris(AUS) | 6-4, 5-7, 6-4 | Gastao Elias(POR) | #329 | #297 | 02:11:00m |
| Gianluca Mager(ITA) | 3-6, 7-5, 7-5 | Go Soeda(JPN) | #197 | #199 | 02:27:00m |
| Oscar Otte(GER) | 1-6, 7-5, 6-4 | Max Purcell(AUS) | #156 | #274 | 01:30:00m |
Round of 32
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Tatsuma Ito(JPN) | 6-0, 7-5 | Moez Echargui(TUN) | #138 | #640 | 01:13:00m |
| Duckhee Lee(KOR) | 6-0, 6-2 | Enzo Couacaud(FRA) | #254 | #246 | 01:04:00m |
| Soonwoo Kwon(KOR) | 6-2, 6-2 | Masamichi Imamura(JPN) | #221 | #1514 | 00:48:00m |
| Mats Moraing(GER) | 7-6, 6-2 | Tak Khunn Wang(FRA) | #193 | #330 | 01:26:00m |
| Yuichi Sugita(JPN) | 2-6, 6-4, 7-5 | Daniel Nguyen(USA) | #160 | #486 | 02:03:00m |
| Filip Peliwo(POL) | 6-2, 6-4 | Ivan Gakhov(RUS) | #241 | #385 | 01:17:00m |
| Blaz Rola(SLO) | 7-6, 6-4 | Kaichi Uchida(JPN) | #203 | #282 | 01:42:00m |
| Dudi Sela(ISR) | 6-2, 6-0 | Luke Saville(AUS) | #182 | #337 | 00:57:00m |
| Jurij Rodionov(AUT) | 7-6, 0-6, 6-4 | David Perez Sanz(ESP) | #194 | #565 | 01:47:00m |
| Tsung-Hua Yang(TPE) | 6-4, 6-4 | Pedro Cachin(ARG) | #289 | #236 | 01:13:00m |
| Gastao Elias(POR) | 0-6, 6-2, 7-6 | Guilherme Clezar(BRA) | #297 | #237 | 02:02:00m |
| Andrew Harris(AUS) | 6-3, 6-3 | Hiroki Moriya(JPN) | #329 | #173 | 01:15:00m |
| Go Soeda(JPN) | 6-1, 6-4 | Cheong-Eui Kim(KOR) | #199 | #548 | 01:15:00m |
| Gianluca Mager(ITA) | 7-6, 7-6 | Chun-Hsin Tseng(TPE) | #197 | #464 | 01:47:00m |
| Max Purcell(AUS) | 7-5, 7-6 | Viktor Troicki(SRB) | #274 | #240 | 01:43:00m |
| Oscar Otte(GER) | 6-3, 6-2 | Yan Bai(CHN) | #156 | #362 | 01:09:00m |
Round of 64
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Moez Echargui(TUN) | 7-5, 5-7, 6-2 | Yusuke Takahashi(JPN) | #640 | #360 | 02:44:00m |
| Duckhee Lee(KOR) | 6-0, 6-3 | Zihao Xia(CHN) | #254 | #354 | 01:02:00m |
| Masamichi Imamura(JPN) | 7-5, 6-2 | Renta Tokuda(JPN) | #1514 | #345 | 01:25:00m |
| Tak Khunn Wang(FRA) | 7-6, 6-4 | Shinji Hazawa(JPN) | #330 | #514 | 01:37:00m |
| Daniel Nguyen(USA) | 3-6, 7-5, 7-5 | Blake Ellis(AUS) | #486 | #401 | 02:04:00m |
| Ivan Gakhov(RUS) | 6-3, 7-6 | Gonzalo Oliveira(VEN) | #385 | #288 | 01:39:00m |
| Kaichi Uchida(JPN) | 6-3, 6-3 | Roy Smith(USA) | #282 | #333 | 01:23:00m |
| Luke Saville(AUS) | 2-6, 6-4, 6-2 | Kaito Uesugi(JPN) | #337 | #688 | 02:12:00m |
| David Perez Sanz(ESP) | 6-2, 6-3 | Shintaro Imai(JPN) | #565 | #665 | 01:14:00m |
| Tsung-Hua Yang(TPE) | 6-4, 6-3 | Yun seong Chung(KOR) | #289 | #278 | 01:12:00m |
| Gastao Elias(POR) | 6-4, 3-6, 6-2 | Di Wu(CHN) | #297 | #320 | 01:48:00m |
| Andrew Harris(AUS) | 6-1, 6-2 | Yo Han Sung(KOR) | #329 | — | 00:52:00m |
| Cheong-Eui Kim(KOR) | 6-1, 6-3 | Naoto Kai(JPN) | #548 | — | 01:02:00m |
| Chun-Hsin Tseng(TPE) | 6-4, 3-6, 6-3 | Skander Mansouri(TUN) | #464 | #593 | 01:45:00m |
| Max Purcell(AUS) | 6-2, 6-2 | Kevin King(USA) | #274 | #317 | 01:07:00m |
| Yan Bai(CHN) | 6-2, 0-6, 7-5 | Makoto Ochi(JPN) | #362 | #356 | 02:06:00m |
1st Round Qualifying
| Winner | Score | Loser | W Rank | L Rank | Duration |
|---|---|---|---|---|---|
| Chun-Hsin Tseng(TPE) | 6-1, 6-3 | Kengo Sasaki(JPN) | #464 | — | 01:08:00m |
| Cheong-Eui Kim(KOR) | 6-1, 7-5 | Shintaro Imai(JPN) | #548 | #665 | 01:19:00m |
Past Winners
| Year | Winner | Country | Surface |
|---|---|---|---|
| 2025 | Rei Sakamoto | JPN | Hard |
| 2024 | Yuta Shimizu | JPN | Hard |
| 2023 | Yosuke Watanuki | JPN | Hard |
| 2022 | Christopher O'Connell | AUS | Hard |
| 2019 | Soonwoo Kwon | KOR | Hard |
| 2018 | Yasutaka Uchiyama | JPN | Hard |
| 2017 | Yuichi Sugita | JPN | Hard |
| 2015 | Taro Daniel | JPN | Hard |
| 2014 | John Millman | AUS | Hard |
| 2013 | Matthew Ebden | AUS | Hard |
| 2012 | Matteo Viola | ITA | Hard |