Jun is the resident poet of Itoshiki Nozomu's class and one of the few known males in his class. He is named after the founder of the Junkudou-Shouten (ã‚¸ãƒ¥ãƒ³ã‚¯å ‚æ›¸åº—) bookstore chain. He is known to tell tearjerker stories with an implied mocking purpose to his main listener.