Akazaki attends the same class as Hirokazu. Her visit to Hirokazu's home for a study session triggers a misunderstanding with his sister, Honoka, who mistakenly believes Akazaki is Hirokazu's girlfriend. This incident defines her role within the narrative. Akazaki is a Japanese female character characterized by brown hair and golden eyes. Her documented involvement is confined solely to this specific scenario in the single-episode OVA.