Danjo no Yūjō wa Seiritsu Suru? (Iya, Shinai!!)

Danjo no Yūjō wa Seiritsu Suru? (Iya, Shinai!!) (男女の友情は成立する？（いや、しないっ!!）) is a Japanese light novel series written by Nana Nanana and illustrated by Parum. It began publication in January 2021 under ASCII Media Works' Dengeki Bunko imprint. As of April 2024, eight volumes have been released. A manga adaptation illustrated by Kamelie has been serialized in ASCII Media Works' shōnen manga magazine Dengeki Daioh since August 2021, with its chapters collected into three tankōbon volumes as of December 2023. An anime television series adaptation produced by J.C.Staff has been announced.

Light novel
Written by Nana Nanana and illustrated by Parum, ''Danjo no Yūjō wa Seiritsu Suru? (Iya, Shinai!!)'' began its publication on January 9, 2021, under ASCII Media Works' Dengeki Bunko imprint. As of April 2024, eight volumes have been released.

Manga
A manga adaptation illustrated by Kamelie began serialization in ASCII Media Works' Dengeki Daioh magazine on August 27, 2021. The first volume was released on May 9, 2022. It has been compiled in three tankōbon volumes as of December 8, 2023.

Anime
In August 2022, it was announced that the series would be receiving an anime adaptation. It was later revealed to be a television series produced by J.C.Staff.

Reception
As of August 2022, the series has over 200,000 copies in circulation.