Japanese minelayer, IJN Tsugaru, sunk by USS Darter (SS-227) on June 29th, 1944.   4,400 tons Length: 372 feet Beam: 51 feet Draft: 16 feet Speed: 20 knots Armament: Two pairs of 5-inch guns, 600 mines, one aircraft   (Photo Courtesy of John G. Mansfield, Jr., RM2(SS), Menhaden, 1963-65)