Returning from Another World, Earth is Quite Fantasy Too. Also, Don't Look at Me, Defeated Heroines.

Winning the 11th Net Novel Grand Prize! A novel published by Bushiroad Novels (Bushiroad Works)! Currently being adapted into a comic! After being wrongly accused of having her crush stolen by her womanizing childhood friend, Miharu Yuto, Yura Natsuki runs away and ends up being summoned to another world as a hero. Six years later, after surviving harsh days in a terrible world and finally defeating the Demon King and the Demon God behind him, she returns to Earth. However, she's back to the moment six years ago when her childhood friend introduced a girl she doesn't know as his girlfriend. While enjoying the comfortable life in Japan compared to the other world, her brainwashed stepsister, childhood friend, and neighbor confess their love for her. However, she rejects them all. Meanwhile, the Mizutsuki family, a spiritual family who noticed her powers, sends someone to watch her, revealing the existence of fantasy on Earth, and she gets involved. Whether she's loved by trouble or drawn into battles, she encounters yokai, demons, devils, gods, and even aliens, and her daily life becomes chaotic. This is a story of Yura Natsuki, a hero who fought in another world and returned, using her powers to dominate Earth, meeting charming heroines, and enjoying her youth. *Also available on Kakuyomu and Alphapolis.