Japanese black salamander
A species of salamander native to Japan, Hynobius nigrescens. Typically written in katakana as クロサンショウウオ.
The Japanese black salamander inhabits parts of Honshu.
Standard katakana spelling for this species name.
Kanji spelling is rare; the word is usually written in kana.
Compound of 黒 (kuro, 'black') + 山椒魚 (sanshōuo, 'salamander'). The exact derivation is straightforward; the name describes its dark coloration.