にほんとけいきょうかい 日本時計協会 LinksSentence search for 日本時計協会Sentence search for にほんとけいきょうかいKanji details for 日, 本, 時, 計, 協 and 会Edit in JMdict Noun1. Japan Clock & Watch AssociationOrganization nameOrganization2. Japan Clock & Watch Association Discussions Log in to talk about this word.