Shinichirou would rather spend his life playing games on the internet, but sadly he's an heir to a company. His grandfather deems his current life-style unfit for an heir, so he throws him into a house with eight young and beautiful girls. What's more, within one year he'll have to choose one of them as his bride. What will happen to him now? Manga Published in a Seinen magazine. Please do not edit Demographic to Shounen.

Smash! is about two childhood friends (Shouta and Miwa) who share a common love for Badminton. Miwa, who's in love with Shouta, tries to persuade Shouta to apply to the same badminton school as her but the latter being of a carefree, easy-going and dense nature, brushes her away and states that he only plays badminton for fun. However, Shouta's perspective of badminton quickly changes after a fateful encounter with Yuuhi (a mute girl). In his search for his badminton goddess Yuuhi, Shouta met Anan and thereafter, decides that he's going to pursue badminton more seriously…

Daichi Yonekawa thinks that badminton is a girl's sport and is forced to practice with his twin sister, Yuki. Daichi finds himself playing Taka Tsubahara, the Japanese Junior Champion, because he is too bored "practicing" with his sister. He soon discovers the thrill of playing badminton and even quits his soccer team to practice badminton full time. He now aims to play against Taka Tsubahara once again but this time on equal grounds…