Koi Koi Seven (こいこい7?) is a Japanese manga series written and illustrated by Morishige and published by Akita Shoten. Also a TV anime adaptation.
The story features a fighting squad of six girls (Koi Koi Seven) belonging to the Gokō Academy who fight daily to protect the Earth's peace and future, as well as the hopeless Tanaka Tetsuro.
- Wikipedia:Koi Koi Seven