is a Japanese slice of life comedy manga series written and illustrated by Shin Shinmoto. An anime television series adaptation aired on TV Tokyo between September and December 2013.
The manga follows the daily lives of two sets of twin sisters and their younger brothers.
The Saità  siblings are as weird and quiet as their calm faces. They often visit the Shinmoto siblings when they are bored. Both of the siblings are popular wherever they go.
The manga is written and illustrated by Shin Shinmoto and has been serialized in the G-Mode's web magazine Comic Polaris since November 2012. The series has been collected in eleven tankà Âbon volumes, released in Japan between November 22, 2012, and October 11, 2018. On April 20, 2017, a spin-off was announced "Super Seisyun Brothers PLUS", changing to big brothers and little sisters, as it was serialized it has been renamed to "Suki desu, Tonari no Onii-chan".
An anime television series adaptation, produced by AIC Plus+, aired in Japan on TV Tokyo between September 13 and December 13, 2013. The series is directed by Masahiro Takata with composition by Tomoko Konparu, and character design by Noriko Morishima. The series' ending theme song is by Rokugen Alice.