Chiikawa , short for Nanka Chiisakute Kawaii Yatsu , is a Japanese web manga series written and illustrated by Nagano. It follows the daily adventures of the titular protagonist, along with a series of animal-inspired characters. It has been serialized online via X since January 2020, and has been collected in eight tankōbon volumes by Kodansha, as of November 2025. By November 2024, Chiikawa had sold over 3.6 million copies, including digital versions in circulation.