It began serialization on Shinchosha's Kurage Bunch manga website in April 2022.

Kaya is a famous problem child in her kindergarten, always causing trouble for her friends and teachers.

However, when teacher Chie is put in charge of her, she discovers a hidden ability.

Written and illustrated by Tarō Yuri, Kaya-chan Isn't Scary began serialization on Shinchosha's Kurage Bunch manga website on April 1, 2022.

[5] In November 2024, Seven Seas Entertainment announced that they had licensed the series for English publication beginning in April 2025.