Marriage contract: Genius baby's belly daddy - Chapter 11

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume

Xu Jin simply bowed a few times in front of the nine star lanterns and came to this world that could guide the starlight into his body. Then, he bowed again in front of the nine star lanterns...

“Your frog cub will bring you back the travel specialty [Wu Dun·Xueji Boundary]!”

“Your frog cub brought you a souvenir [Eternal Kaleidoscope Shaker Eye]!”

“Your frog cub brought you back the souvenir [Bamen Dunjia]!”

Traveling to the world of pirates, what Bai Ye didn’t expect was that a small game called “Traveling Frog” that he had played turned out to be his golden finger.

Also, the entire game has completely changed!

The place where the little frog travels has turned into various dimensional worlds!

And the original ordinary specialty has become a special product of each world!

Relying on the special products brought back by the little frog, Bai Ye can continue to become stronger even if he salts the fish every day.

Not only that, the friends the little frog has made in these worlds will come to visit from time to time.

“Ding dong! Frog cub’s little friend Hinata Hinata is visiting, let’s treat her with specialties~”

- Description from novelbuddy

Song Zhong’s parents were the geniuses of the sect. But they were apparently killed while on a mission when he was barely 6. As he apparently did not excel in any of the 5 elements, in fact, all 5 elements are in balance in his body. Thus, our fatty is deemed to be trash and does not deserve the respect his parents had.

He is allowed to have one task, to collect garbage of the sect until he reaches the initial test-age where he has to prove that he is worthy to stay in the sect.

Our fatty has no choice but to cultivate the only heritage his parents gave him. A mysterious black pearl.

Unfortunately for him, this pearl seems to be only useful for… collecting garbage…

- Description from Novelupdates