Nagisa-chan's Big Big Secret

Nagisa-chan has a crush on her childhood friend. One day, she suddenly starts growing to a giant size! In order to return to normal, she needs to "be able to say what she really feels," but... The romantic comedy with the largest height difference begins now. **Official JP:** [Comic Earth Star](https://comic-earthstar.com/episode/2550912964733449007), [Official channel of Comic Earth Star](https://manga.nicovideo.jp/comic/70412) in Nico Nico Seiga