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Teekyu

is a sports comedy manga series serialized in Earth Star Entertainment's Comic Earth Star since February 2012. Its name is a pun on the Japanese word for tennis, . The manga has been adapted into an anime television series, which has been running since 2012.

Teekyu also had a spinoff comedy manga series, also serialized in Comic Earth Star, named , translated as "I am Takamiya Nasuno!" (full name ), featuring one of the main characters of Teekyu in her own adventures. It has had two tankōbon releases, and also received a 12-episode anime adaptation in 2015.

Another spin-off manga series named which features the Tennis Club's opponents was released in 2015. It has had two tankōbon releases so far, and also received a 12-episode anime adaptation in 2016.