scalpel sawtail
A species of surgeonfish (Prionurus scalprum) found in Japanese waters. The name is usually written in katakana.
The scalpel sawtail is a fish often seen in shore fishing.
Katakana spelling is standard for this fish name; usually written in kana.
Rarely used kanji form.
The name likely derives from the fish's appearance or local dialect, but the exact origin is uncertain.