While everyone is Cultivating, I am playing an RPG game - Chapter 4 - Help from the Guidebook

As a handsome guy with fame and wealth, Eddy could lay his hands on any beauty around the world. Unfortunately, his little brother down there was too weak to grant him such a wish. What happens when he transmigrates into a body whose little brother is always strong and prepared?He's going to create a harem and indulge himself, right?Sadly, it's not like on earth where every girl admires him. It's a world haunted by darkness and hunger, cruelty and self-centeredness. A world where he is a disgrace to his family. Monsters, among which there are the Venomous Beauties, roam its corners. He is too weak to even play drums, let alone hunt those monsters to win hearts of girls.Thankfully,[Hello! I'm the Goddess of Beauty! Nice to meet you!]#No yuri#No NTR#Spicy

Depth-Dwellers are long extinct.All except for a single one..Waking up after being dragged by the pressuring tides, Cetas finds himself in the middle of an unfamiliar ship, greeted by a distinct group of pirates.Without any knowledge about humanity at all, he traverses the seas with the unknown band of pirates and learns about their culture and speech. In a world where 'Zeal' serves an essence for humanity's power, Cetas must learn to ascend the ranks to protect those that he cherishes.For when the mysteries beyond the fog arises, the Dreadspawns begin to wreak havoc, and the Leviathans rise up into the world..'Would Cetas become a 'human' worthy of saving those that he loves?'

Uchiha Kai has been cautious since he came to this world. He vowed that he must be cautious and go to the end.

But one day he received a mission – to cover the wave wind team to blow up the Kamabashi Bridge, Uchiha Kai knew that he was going to be unlucky…

- Description from novelbuddy

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.