I Love Destroying Worlds' Plot - Chapter 1035: 16.81 First Red Star - Primitive World, City of Selena.

Arakawa Kouki is reincarnated to a Japan with a different history than the Japan he knows with the memories of his previous life still intact. Kouki was discouraged, “Aren’t reincarnation stories supposed to be at some fantasy world filled with swords, magic and elves?!”

In a parallel world, everyone awakened to weapon talents. They used divine weapons to battle against ferocious creatures.

Hence, the Forgemaster job class was born and was held in high esteem.

Wu Mo transmigrated to this world and became a student of the top academy, Divine Arms Academy.

The end-of-semester practical exam was in three days. Students were required to forge a divine weapon on the spot.

However, he was not prepared at all!

Fortunately, he awakened a system which allowed him to see the blueprints of all mythical weapons.

[Mjolnir]

[Divine Bow of the Winter God]

[Eternal Spear]

[Shield of Zeus]

…

Since he was a blacksmith, he decided to create a hammer for himself first.

On the day of the end-of-semester exam, the whole world was astonished!

An examiner exclaimed, “We asked you to submit your assignment and you are submitting Mjolnir?”

The Gura Gura no Mi is known as the strongest fruit in the world of one piece.

In Naruto world, the blood limit would grant the strongest power for those ninjas. But what if the Gura Gura no Mi is found in the world of Naruto And after it is eaten it will be like a blood limit power.

Well, the MC just took that Fruit.

This story begins before the second Ninja war by two years.

- Description from novelupdates

As childhood sweethearts, they were made to engage under the manipulations of their families. It involved having to to live in the same room and sleep together.

One night, she is accidentally made drunk, and in his delirium, he kisses her only to realize he enjoys it. From time to time, he would sneak a kiss on her, but his “crime” is eventually discovered in an accident. After being accused by her, he says with a smile, “You are my wife, why can’t I kiss you?”

The two people’s daily routine is full of bickering and mutual discrediting of each other.

Although he claims to disparage, he actually cares intensely about her. He feels crazily jealous when she is close to other men, to the point of tying her to his side, so that she becomes exclusively his.

- Description from web