The long reining national middle school ping-pong champions are dethroned in a surprise 1st-round upset by an unknown newcomer, who goes on to win the title. Inspired by this unexpected turn of events, the girls of Suzumegahara aim to accomplish that same feat with the help of a skilled transfer student.
A combination of sports shounen and moe schoolgirl comedy. It has the competitive spirit of the former with the visuals and yuri subtext of the latter.
More Information:
aniDB
Crunchyroll
Wikipedia