noun
Castanopsis cuspidata; Japanese chinquapin
A species of evergreen tree native to Japan; also called 円椎 (つぶらじい). The nut is edible.
See also: 円椎
コジイは暖かい地方の山地に自生する常緑樹です。
The Japanese chinquapin is an evergreen tree that grows wild in the mountains of warm regions.
秋になると、コジイの実が落ちてくる。
In autumn, the nuts of the Japanese chinquapin fall.
Synonym for the same tree species; 円椎 is an alternative name, while コジイ is the more common term.
The name コジイ is of native Japanese origin; the kanji 小椎 literally mean 'small chinquapin', but the exact derivation is uncertain.