Shinobuna! Chiyo-chan

The Suzume clan, renowned for producing generations of elite ninjas. Their next leader, Chiyo Suzume, has fallen for Wataru, an ordinary high school student. She tries to confess her feelings, but her body—trained to hide from others—keeps sneaking around on its own, leading to nothing but failures... Being a top-tier ninja makes this first love way too hard!!
A stalking romance comedy about a ninja in love, brought to you by acclaimed author Kiyoto Shitara!
(Source: Kadokawa, translated)