Manga wo Yomeru Ore ga Sekai Saikyou: Yome-tachi to Sugosu Kimama na Seikatsu
マンガを読めるおれが世界最強 ～嫁達と過ごす気ままな生活～
A boy is reborn into a world where magic is learned through grimoires that resemble manga. While others take a year to complete one, he finishes them in under an hour, enabling rapid mastery of magic. This ability allows the six-year-old to become the world's most powerful mage. Around the same time, he meets another child his age who becomes his fiancée, and the two begin a relaxed and simple life together.