The Extra of The Lunerra - Chapter 64 Volume II - 30: A Little Memory from the Past

Suddenly a high school student Subaru Natsuki has been summoned to another world on the way back from the convenience store. With the biggest crisis of his life being summoned to another world and no sign of the one who summoned him things become worse when he is attacked.

He is high above, the mysterious and terrible King of the Wild. With one glance, he can see people’s romances. He hates women to the extreme, but at his first glance of her, he dotes on her and spoils her.
She is a humble transmigrator, a miracle doctor who doesn’t care for the many handsome men around her. She only wants to become strong, to be worthy of that god-like man. But when she’s finally sure of her feelings, she finds out she’s already been married for years…
……
When wronged：
She uses strength to hit the big handsome iceberg-like man in front of her eyes. “People say that I’m not good enough for you, but it is you who is an old cow eating tender grass!”
A man seizes the main point and laughs like an evildoer. “This husband has to eat the grass to confirm if it is tender or not!” He puts out the red candle……
……
The world says：
The barbarian king has no heart and has no passion.
A pregnant woman very miserably thinks,” If he has no passion, then who is responsible for this big belly?”

- Description from Novelupdates

Traveling to a parallel world, Gu Miao became a hard-working animation director.

When he emerged from “Pleasant Goat and Big Big Wolf” and successively produced many phenomenal and explosive animations such as “Bear Infested”, “Happy Baby”, “Super Beast Armed”, “Guobao Special Attack”, the industry suddenly set off a sensation. There is an upsurge of “traversing themes”.

Facing the reporter’s interview, Gu Miao waved her hands and said confidently: “No one knows time travel better than me!”

Thus, “Digimon” was born…

- Description from novelbuddy

The world I reincarnated into was a world that enabled you to use magic after having read a Grimoire.

And the Grimoire’s contents areーー you wouldn’t believe it- it’s 「Manga」.

This world’s people would take around a year to read a single Grimoire (Manga)

While for me, it would not take an hour, as it was「Manga」

Interpreting and understanding all kinds of Grimoires, the 6 year old me who became the World’s Strongest Master Mage, welcomed brides that were also 6 years old, and started living a carefree life……!!