Kirakira No Natsuきらきらのなつ; ささだあすか; 短篇集; Kira Kira no Natsu; The Basics of Stealth

After her great great grandfather (or great great great grandfather, our heroine can't seem to remember) is saved by a member of the Kumezaki family, a ninja by the name of Iroha dedicates her time to protecting the girl of the family, Sakura. The series revolves around their exploits.