Kaguya-sama wo Kataritai

A 4-koma manga based on the main series, this spin-off follows students who admire the student council without understanding its true nature. It serves as a side story, providing additional scenes that expand on earlier events. One extra chapter, titled Ch. 28.5, features Karen and Erika discovering a strand of hair outside the council room. The first bonus chapter, "K-agukoku!", was released on May 31, 2018, in Young Jump GOLD. Created by the original author, it includes four bonus chapters following the final one.