Sansha Sanyou is a 4koma manga about Odagiri Futaba, Hayama Teru and Nishikawa Youko.
Futaba is the new transfer student with a super energetic personality, Teru is the class president with a surprisingly mean personality contrary to her innocent looks, and Youko is from a formerly rich but now extremely poor family, who still holds on to her princess attitude.
These three unlikely students with clashing personalities become good friends and survive the day to day life of teenage life.