Wikipedia: Battle of Wake Island

… and that day Ro-60 and Ro-62 received orders to return to Kwajalein.[68] As Ro-60 was approaching Kwajalein Atoll in bad weather in the predawn darkness of 29 December 1941, Ro-60 went off course and ran hard aground on a reef north of the atoll at 02:00 at 09°00′N 167°30′E, damaging her pressure hull and splitting her starboard diving tanks open.[68] At about 13:00, the commander of Submarine Squadron 7 arrived on the scene from Kwajalein aboard his …