Giant Ojō-sama (ジャイアントお嬢様, Jaianto Ojō-sama, "Giant Young Lady") is a Japanese manga series written and illustrated by Nikumura Q.

It began serialization on Shogakukan's Sunday Webry manga website in July 2021.

Written and illustrated by Nikumura Q, Giant Ojō-sama was originally a web comic published on Shueisha's Jump Rookie manga website on December 17, 2020.

[2] It later began serialization on Shogakukan's Sunday Webry manga website on July 30, 2021.

[13] The series was ranked 5th in AnimeJapan's 6th "Most Wanted Anime Adaptation" poll in 2023.