is a Japanese four-panel comedy manga series by Kazusa Yoneda. It was serialized in Ichijinsha's seinen manga magazine Manga 4-Koma Palette from June 2011 to September 2021. The series received an anime adaptation, which aired from July to September 2015.
The story revolves around Haruki Nakano and his four sisters: Mutsuki, Yayoi, Uzuki, and Satsuki. While they may seem monotonous aside from the fact that Haruki's sisters do not give him a single opportunity to rest, lecturing him about every perceived mistake and playing tricks on him, he still loves his life.
Danchigai, written and illustrated by Kazusa Yoneda, was serialized in Ichijinsha's Manga 4-Koma Palette magazine from June 22, 2011, to September 22, 2021. A number of online chapters of the series were also released on Ichijinsha's website.
The series has been collected into the following volumes.
An anime series based on the manga was directed by Hiroshi Kimura, with animation by the animation studio Creators in Pack, and was produced by Dream Creation, with audio production by Dax Production. Eriko Ità  was in charge of character design, and Masakatsu Oomuro served as the series sound director. The series has four theme songs, one for each female lead. Satomi Akesaka sings "Early Morning", Mikako Komatsu sings "Let a good day", Sora Tokui sings "Gently Mischief", and Sayaka Horino sings "Princess Durandal".
The series, comprising twelve five-minute episodes, aired from July 10, to September 25, 2015, on TV Saitama, KBS, Sun TV, AT-X, and tvk. The series is streamed by Crunchyroll worldwide except for Japan. It was released on Blu-ray in Japan on September 18, 2015.