どういつ 同一 Common word JLPT N3 LinksSentence search for 同一Sentence search for どういつKanji details for 同 and 一Edit in JMdict Noun which may take the genitive case particle 'no', Na-adjective (keiyodoshi)1. identical; same; one and the same; equalNoun which may take the genitive case particle 'no', Na-adjective (keiyodoshi)2. fair; equal treatment; without discrimination Discussions Log in to talk about this word.