King Shura - Chapter 1. The Math Genius

A 30-year-old NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters!

After graduating, Su Jing was met with rejection everywhere he went. Discouraged, he returned home to adjust his mood. He then discovered that his own backyard had become the Galactic Garbage Station. Every day, lots of tr*sh would suddenly appear – some were from Tomb of God, Battle Through the Heavens, Coiling Dragon, One Piece, Naruto, Bleach, X-Men, Captain America, Iron Man, and even from the Marvel Universe. As the owner of the garbage station, Su Jing had the duty to process all these tr*sh. In the beginning, he thought it would be a hard and unprofitable task. Afterwards, he discovered that this was actually the most beautiful and cushy job of his entire life.

Jiang Xunyi had transmigrated into a book many years ago, and always tirelessly maintained the requisite accomplishments for a villain.

After finally completing the ultra-difficult task to allow the male protagonist to kill him, an OOC warning had appeared out of the blue——

Error in the actor’s lines, the character role has collapsed, the assigned task has not yet been completed, opening the Rebirth System!

So, he gloriously became… a second idiot son about to be sent to his death.

Lazily idling away the days after changing his identity, he noticed a world-changing difference.

His best friend, the male protagonist, Yun Xie was actually secretly in love with him? Are you kidding me?!

- Description from Novelupdates

Travel through the world of Naruto and become a member of the medical department of Konoha Village and the corpse disposal team.

Uchiha Xia, with mediocre aptitude, originally thought that he would eat and wait for death for a lifetime, and then run away on the night of the genocide.

Until one time when dealing with the corpse of an S-rank rebel, I found that the back…

- Description from novelbuddy