二十日兎
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Meanings
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pika
A small rabbit-like mammal of the family Ochotonidae. In Japanese, the name literally means '20th-day rabbit', possibly from its call or appearance. Also called 啼兎 (なきうさぎ).
See also: ナキウサギ
The pika is a small mammal that lives in rocky alpine areas.
I heard the call of a pika in Hokkaido.