5th Ing Cup

The 5th Ing Cup began on 20 April 2004 and concluded on 5 March 2005. Chang Hao defeated Choi Cheol-han 3–1 in the finals.

The main tournament featured 24 players:
 * China (8): Chang Hao, Gu Li, Kong Jie, Liu Xing, Ma Xiaochun, Peng Quan, Yu Bin, Zhou Heyang
 * Japan (7): Hane Naoki, O Meien, O Rissei, Otake Hideo, Rin Kaiho, Yamashita Keigo, Yoda Norimoto
 * Korea (5): Choi Cheol-han, Lee Chang-ho, Lee Sedol, Song Tae Kon, Yoo Changhyuk
 * Taiwan (2): Cho U, Zhou Junxun
 * North America (1): Jimmy Cha
 * Europe (1): Alexandre Dinerchtein

Lee Chang-ho, Ma Xiaochun, Otake Hideo, Yoda Norimoto, Chang Hao, Rin Kaiho, O Meien, and Yu Bin were given first round byes.