Ice hockey at the 2017 Asian Winter Games was held in Sapporo, Japan between 18–26 February at three venues (Tsukisamu Gymnasium, Mikaho Gymnasium and the ). A total of 18 men's teams competed in three divisions (four in Top Division, six in Division I and eight in Division II), along with six women's teams. Originally 20 men's teams were scheduled to compete, however Bahrain withdrew. Iran was also scheduled to compete, however after arriving, more than half the team was deemed ineligible to represent the country due to eligibility issues. Thus the team was disqualified. However the country still played its matches as friendlies, but they did not count towards the standings.