NounBuna; brand-name synthetic rubber

Na-adjective (keiyodoshi), Nounsafe (e.g. choice); secure; innocuous; inoffensive · acceptable; passable; satisfactory; adequate; faultless; without flaw

Nounthe staff; inside the department

NounFagaceae (beech family)

Nounbrown beech mushroom (Hypsizygus marmoreus); brown clamshell mushroom

Nounbeechwood; beech

NounJapanese beech (Fagus crenata); Siebold's beech

Nounwhite beech mushroom; white clamshell mushroom