My name is Yotsuba Mahiro, a time traveler.

Sent to the Demonic World by an alternate-world teleportation ambassador, I became a Adjustment-Type magician of the Yotsuba clan.

Besides being born with eyes capable of replicating all forms of magic and physical techniques, perhaps my greatest supporter is my cheap mother, Yotsuba Maya.

After fifteen years in the gloomy Fourth Research Institute, my cheap mother suddenly gave him a crucial task.

"Although you're a Adjustment-Type magician of the Fourth Research Institute, you're also my child."

"So, it's also your duty to produce a worthy heir to the Yotsuba family."

It's just about carrying on the family line, a simple matter. Is the bloodline of the Ten Master Clans and the Hundred Houses enough? What if

I add your sister Miya? What if

I add the lolita from the Black Bullet world?

What if I add the assassination group from the Zelda: The Sisterhood?

What if I add a singing diva from Guilty Crown?

...

After traveling through ten worlds, he asked Maya again.

"Is that enough now? If not, I can add more!"

Mahouka (Temporary Absence) - Black Bullet - Return to Mahouka (In Progress) -

Volume 1: The Beginning of Mahouka

Volume 2: Black Bullet

Volume 3: Return to Mahouka

After traveling through time, Haramura Makoto always thought that he was nothing special.

Until that white-haired loli with devil horns and kimono appeared.

I actually traveled through time twice?

My ability is actually realm?

Why does the sun feel so warm?

"These are not very important, can you explain? Why are the leaders of these communities all girls, Makoto?" Shokuhou Misaki

The ongoing world of the anime - Academy City (returned many times) - The Heroic Tale of the Failed Knight (coming soon)

Hit by the Emperor Armor and other powerful figures, Ye Xiangyang traveled to the Marvel Universe. However, the Emperor Armor remained unable to activate within his body. Faced with the constant crises that befell the Marvel Universe, Ye Xiangyang was forced to find a way to activate the Emperor Armor himself. Thus, a new God appeared in the Marvel Universe! "Want power? Go find the Armor!" "As long as you gain the recognition of the God of the Light Dimension, you will gain the power of the Armor!" Years later, Ye Xiangyang looked upon the Marvel Universe he had come to rule, and his mouth curled...