[Bandoli + Thornless + Lonely Rock + Oregairu + Honkai Impact 3 + Honkai Impact 3 + Genshin Impact + Puella Magi Madoka Magica + Naruto + One Piece + Type-Moon + Arknights + a small amount of Yu-Gi-Oh! and Uma Musume Pretty Derby...etc.]

My name is Rowe Velvet, and I've traveled through time, but why am I in space?!

"Beep beep!"

Seeing the red light on the spacecraft, Lowe knew he was about to crash.

Lowe: "Kids, the plane crashed."

Eighteen years later, Superman lived a peaceful but boring life in Japan until the arrival of chat groups changed everything.

Lo Wei: "Hey villains, your dad's here! Hide well, or I'll catch you."

Luo Wei: "Oh~ my dear Aine, Xiaoxiang, Akari, Momoka, Nina... Mei, Seele, Kiana... Madoka, Homura, Senpai... Rin, Sakura, Illya, I really didn't mean to cheat, I just fell in love with everyone!"

This book is also called "Soman: The Demon King Who Started the Naruto World"

[No system + multiple worlds + no qualifications to become Kamen Rider + multiple heroines + Demon King + OOC apology]

My name is Tokiwa Sougo, but I am not the little devil king, nor the old devil king. I am Tokiwa Sougo who traveled to the world of Naruto. I had no inheritance and felt that my life was over. But when I was just five years old, my complaints were heard by the old devil king, and I got an unexpected inheritance.

Tokiwa Sougo: I'm not a knight, I'm a demon king.