Ep. 4: Holiday Caprice
Ipinalabas noong Oktubre 27, 2006
Yuichi reminisces about events of the past seven years ago concerning his first meeting with Ayu. Nayuki makes Yuichi return to school to retrieve her school notes she borrowed to him, and as he is leaving the premises, he runs into a third-year student, Mai Kawasumi, who is wielding a sword. (Source: Kanon Wikia)