She met with Arata Wataya when Chihaya Ayase was at the 6th grade of elementary school. Arata Wataya transferred from Fukui Prefecture. Tai-chi Mashima has been Chihaya Ayase's friend since they were modest. Arata got near to Chihaya and also tai-chi. Chihaya can be still a senior school student. Chihaya learns that Arata, who travelled back into Fukui Prefectureand karuta, doesn't play . Believing Arata will be met by them again, Chihaya and also tai-chi starts a karuta club.