くろぐわい

黒慈姑

Eleocharis kuroguwai (species of spikerush)

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Noun
Eleocharis kuroguwai (species of spikerush)
Noun
Chinese water chestnut (Eleocharis dulcis var. tuberosa)
黒慈姑 (くろぐわい) - Eleocharis kuroguwai (species of spikerush) | sukoshi.net