Don’t Discriminate Against Species - Chapter 75 - Misunderstanding

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

After accidentally transmigrated into the world of Hunter x Hunter, Akira discovered that he was an extremely rare natural Nen user!With the Nen ability Pokémon Master, he could automatically spawn Pokémon simply by traveling or participating in events.As he journeyed to various places, his Pokémon team grew larger and more formidable!The beautiful and powerful “Psychic Queen” Gardevoir.The “Purple Glutton” that devours all evil Gengar.And countless pseudo-legendary Pokémon!Before he knew it, Akira had become the strongest in many fields across the world!Now standing before you is the world strongest Nen exorcist, the strongest Floor Master of Heaven Arena, a Triple-Star Hunter in the fields of ruins, gourmet, and bounty hunting, and one of the world' top five Nen users—Akira!TL Note -This is a Translation

Song Changming is a Fire Patrolman in the Patrol Armor Bureau. He has a special system which enables his Lifespan to increase everyday. Initially, he had no great ambitions. After accumulating a hundred years of lifespan while lying low, he only wanted to rise step by step in the Patrol Armor Bureau, to live better in glory and wealth.As for practicing martial arts or pursuing the Tao, all these began when he threw away that ring in which lives an old spirit.