The No. 31-class patrol boats were a class of patrol boats of the Imperial Japanese Navy (IJN), serving during World War II. 9 vessels were converted from Momi-class destroyers and 1 vessel was converted from a Wakatake-class destroyer in 1940. During WW2 all were lost except one.
No. 35 in 1940
No. 31 on 30 March 1944 at Palau
No. 32 and No. 33 at Wake Island (left to right)
No. 39 on 23 April 1943
The No.1-class landing ship was a class of amphibious assault ships of the Imperial Japanese Navy (IJN), serving during and after World War II. The IJN also called them 1st class transporter .
Landing Ship No. 4 on 22 June 1944
Landing Ship No. 5 w/ Kō-hyōteki No. 69 on 17 August 1944
Landing Ship No. 11 at San Isidro