Mitsuboshi Karāzu, lit. "Three Star Colors") is a Japanese manga series written and illustrated by Katsuwo. The manga has been serialized in ASCII Media Works' Monthly Comic Dengeki Daioh magazine since 2014. An anime television series adaptation directed by Tomoyuki Kawamura and produced by Silver Link aired between January and March 2018.Set in Ueno. The series follows three elementary school girls, Yui, Sat-chan, and Kotoha, who together form an organization known as "Colors". Together, they perform various deeds and errands to protect the peace in their town.