Charts. Aomori Anchorage, Rikuoku Gulf, Honshu, north coast, Japan, from Japanese survey in 1888 and 1889, scale naut. m.=3.93 in.; Shiranai Bay, Rikuoku Gulf, Honshu, north coast, Japan, from Japanese survey in 1888 and 1889, scale naut. m.=4.33 in.; chart 1910.