There are 3 Japanese MLB players played for the Chicago White Sox

Kosuke
Fukudome

RF Chicago Cubs

(Chicago Cubs, Cleveland Indians, Chicago White Sox, Chunichi Dragons, Hanshin Tigers)

福留孝介 (ふくどめ・こうすけ)

Bats: L Throws: R

Current Age 44

6-0, 200lb (183cm, 90kg)

MLB Debut:
2008-03-31 (30)

Tadahito
Iguchi

2B Chicago White Sox

(Chicago White Sox, Philadelphia Phillies, San Diego Padres, Chiba Lotte Marines, Fukuoka SoftBank Hawks)

井口資仁 (いぐち・ただひと)

Bats: R Throws: R

Current Age 46

5-10, 185lb (178cm, 83kg)

MLB Debut:
2005-04-04 (30)

Shingo
Takatsu

RHP Chicago White Sox

(Chicago White Sox, New York Mets, Tokyo Yakult Swallows)

高津臣吾 (たかつ・しんご)

Bats: R Throws: R

Current Age 52

6-0, 180lb (183cm, 81kg)

MLB Debut:
2004-04-09 (35)