en 2019 Keio Challenger

2019 Keio Challenger
2019 Keio Challenger
Date	25 February – 3 March (men's) ; 4 – 10 March (women's)
Edition	14th (men's) ; 3rd (women's)
Category	ATP Challenger Tour ; ITF Women's World Tennis Tour
Surface	Hard
Location	Yokohama, Japan
Champions
Men's singles
	Kwon Soon-woo
Women's singles
	Greet Minnen
Men's doubles
	Moez Echargui / Skander Mansouri
Women's doubles
	Choi Ji-hee / Han Na-lae

The 2019 Keio Challenger was a professional tennis tournament played on hardcourts. It was the 14th (men's) and third (women's) editions of the tournament and part of the 2019 ATP Challenger Tour and the 2019 ITF Women's World Tennis Tour. It took place in Yokohama, Japan between 25 February and 10 March 2019.

Men's singles main-draw entrants

Country	Player	Rank¹	Seed
JPN	Tatsuma Ito	132	1
GER	Oscar Otte	156	2
JPN	Yūichi Sugita	160	3
JPN	Hiroki Moriya	177	4
GER	Mats Moraing	184	5
AUT	Jurij Rodionov	191	6
JPN	Go Soeda	194	7
ISR	Dudi Sela	195	8
SLO	Blaž Rola	201	9
ITA	Gianluca Mager	213	10
KOR	Kwon Soon-woo	225	11
ARG	Pedro Cachin	235	12
BRA	Guilherme Clezar	237	13
CAN	Filip Peliwo	238	14
SRB	Viktor Troicki	243	15
FRA	Enzo Couacaud	249	16

The following players received wildcards into the singles main draw:

The following player received entry into the singles main draw using a protected ranking:

The following players received entry into the singles main draw using their ITF World Tennis ranking:

The following players received entry from the qualifying draw:

The following player received entry as a lucky loser:

Country	Player	Rank¹	Seed
SRB	Ivana Jorović	108	1
CHN	Liu Fangzhou	173	2
SVK	Rebecca Šramková	182	3
SUI	Ylena In-Albon	183	4
CHN	Lu Jiajing	186	5
SRB	Dejana Radanović	195	6
KOR	Han Na-lae	199	7
JPN	Ayano Shimizu	206	8