Allied missions against Yapen Island (Japen)
May 13, 1944–June 26, 1944

May 13, 1944
(5th AF) B-24s hit dispersal areas on Japen

May 28, 1944
(5th AF) B-24s and B-25s in attack Japen.

May 30, 1944
(5th AF) B-24s and A-20s hit Japen.

May 31, 1944
(5th AF) attack fishing boats on the shore of Japen.

June 26, 1944
(FEAF) Allied aircraft attack targets including Japen.