Accoding to this wiki,
https://namu.wiki/w/%EC%95%BC%EA%B5%...8%EB%AC%BC(KBO)
Korea U have 85 KBO and pre-KBO players.
Han-yang U (68), Dong-guk U (55), Yeon-se U (55)
Sungkyunkwan U (52), Dan-guk U (45), Gun-guk U (41), In-ha U (36)
Dong-a U (34), Kyung--sung U (30), Kyung-hee U (29), Chung-ang U (29)
Young-nam U (25), Hong-ik U (23)