Talk:World 5/@comment-26355143-20171223140955/@comment-3115582-20171223150942

Yuubari reaches 60 base ASW at level 80, so so can make her perform OASW with 4 x Type 3 Sonar. If you happen to have Type 124 ASDIC (11 ASW), you can reach 100 at level 77 (59 base ASW). With Type 4 Sonar (12 ASW) level 75 is the the earliest you can access OASW with Yuubari (58 base ASW).