Yozora Mikazuki is the acid-tongued co-founder of the Neighbor's Club in Haganai, whose caustic wit masks a deep loneliness stemming from a forgotten childhood promise to a boy she can't quite place. Her prickly-but-vulnerable character arc made her a fan favorite in the friendless-misfits comedy, and Yozora Mikazuki hentai doujinshi remain a Haganai staple.