Mongolia defeated Iran 5-0 on the first day of the 2023 IIHF Ice Hockey U18 Asia and Oceania Championship.

The competition is being held at the Steppe Arena in Ulaanbaatar, Mongolia from 11-26 March.

The IIHF Asia and Oceania Championship is a series of international ice hockey tournaments in the continent of Asia.

The purpose of the tournament is to provide competitive opportunities for Asian and Oceania teams that are either in the lower divisions of the IIHF World Championships or did not compete in any IIHF World Championships.