Description:

Kouta, a high school boy whose father is the chairman of the Higashiyama Group, a large corporation involved in the development of railroads, department stores, and resort facilities, plays the leading role in a romantic survival game. As the son of his father's 23rd mistress, Kota doesn't really feel like the son of the chairman. Despite this, he's suddenly chosen as the next chairman of the Higashiyama Group and is assigned a girl to be his mistress.

Description:

When Kirishima Ran and his classmates were transported to another world they each received an ability. However the ability he received, [Sexual Lunatic], has caused nothing but trouble for him. His ability allows him to make any girl he comes in contact with his slave. Because of his ability, his classmates have shunned him and forced him to separate from them. With the fires of revenge burning inside his heart, Kirishima decides to overtake the class from the shadows. One by one he turns his classmates into slaves and fill his desires. (Source:MU)

Description:

Third son of a "beggar noble" Nore lost his job and was at a loss. But as he was contemplating whether to become an adventurer fortune struck. A Hidden Dungeon that no one knows how to get enter. A legendary place full of hidden things like extremely rare magical beasts, magic tools for gaining power and items that would be scarce all over the world. That's the kind of entrance that was opened. "Without telling anyone about this place I'll secretly become the strongest." This world is harsh to nobles of poverty. Without authority of honor, if I could at least acquire power (Source: MU)

Description:

Does a two-bedroom apartment in the Tokyo metropolitan area with a rent of 30,000 yen sound too good to be true? Our hero certainly didn't read the fine print. After renting his dream apartment, Tooru quickly realized that the front door of his new home connects to a dungeon. But it isn't all that bad - after he saves a young knight, he quickly learns that his home can also be a rest stop for adventurers. (Source: MangaDex)