Distribution. Japan, mainly E Honshu and adjacent islands, as well as isolated populations in W Japan, including W Honshu (Hiwa Town, Kyoto City, and Kii Peninsula), Shikoku (Mt Ishizuchi, Mt Tsurugi, and Mt Ohtaki), and Shodoshima I; W limit of distribution on E Honshu is located across Ishikawa, Gifu, Nagano, and Shizuoka prefectures, where SmallJapanese Mole shows parapatric or mixed distribution with the Large Japanese Mole (M. wogura), a species distributed in W Japan. In Echigo Plain, Niigata Prefecture, the Small Japanese Mole is parapatric with the Echigo Mole (M. etigo). in Talpidae