有効ゆうこう Common I-adj Noun English jmdict 1 adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) valid;effective Antonym: 無効 (むこう) その切符は一週間有効です。 The ticket is valid for a week. 2 noun (common) (futsuumeishi) martial arts yuko (judo)
Shirabe