Sado mole; Tokuda's mole
A species of mole endemic to Sado Island, Japan. Scientific name: Mogera tokudae.
The Sado mole is an endemic species found only on Sado Island.
Katakana spelling is standard for this species name; usually written in kana.
Kanji spelling is rare and mainly found in older or specialized texts.
Named after Sado Island (佐渡) where it is found, combined with 土竜 (mole). The exact derivation is straightforward.