Comprehensive Manga: Starting as a Part-Time Kamen Rider

At the beginning, you travel to a comic book world composed of multiple animations. However, this comic book world is full of crises. Amazons, bugs, phantoms, alien beasts... Monsters that originally only existed in movies and TV series have appeared in reality one after another. The only protagonist with various fantasy powers has gradually become a hero in the eyes of many beautiful girls. Shiwa Kasumigaoka... Asuna Yuuki... Kaguya Shinomiya... Megumi Kato... Eri Sawamura... "Yu Jun, can you please accompany us for a date after the world crisis is over?" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.