Nagomi Mameshiba
A neighbor of Kotori, Mameshiba is an 18-year-old boy who was graduating from high school. He already confessed to Kotori back when he was in middle school but he forgot what happened next. One night, he invited Kotori over for oden and was planning to tell her the truth about his feelings. He was also planning to tell her that he passed an entrance exam in a prestige university and was leaving for Tokyo.