 Nyorai kupfuurira kweiyi ndima - Ro-38 yakatanga kubva kuTruk musi wa 20 Ndira 1944 nemutungamiriri weSubmarine Division 34 ari mungarava kuti atange kutenderera kwake kwekutanga kwehondo, akagoverwa nzvimbo yekutenderera muCaroline Islands munharaunda yeWoleai. Pana 22 January 1944, iye akagamuchira mirairo kununura Imperial Japanese Navy Air Service aircrews pamusoro 531st Naval Air Group pana Woleai uye 755th Naval Air Group pana Maloelap. Nezvikepe zveU.S. zvichiungana nokuda kwokupindaZvitsuwa zveMarshall, Ro-39 yakarairwa musi wa30 Ndira 1944 kuti iende kunzvimbo yekutarisa kuchamhembe kwakadziva kumabvazuva kweWotje. 