Kaito Arihara, a high school student who has never been liked by animals by nature, is caught up in a magic circle that suddenly appears around his classmate Chisato Shishihara, who he met by chance on his way home from school. Kaito, who has been blown into an unknown space, meets Schiff, a shape shifter, a monster in the shape of a black cat. Schiff discovers the nature of “Tamer” in the unique mana in Kaito’s body, and decided to be his familiar. However, as a result of the combination of Kaito’s mana and Schiff’s abilities, it turned out that it was more efficient for Kaito to fight by himself than to use his familiar for some reason. Using that ability of his, Kaito is looking for a way of life in this other world. The whereabouts of Chisato Shishihara, who has been separated with Kaito, the girl called Leafa who knows Kaito’s name that has just been summoned, and the existence of the demon king who moves secretly — the only thing waiting for Kaito is turmoil!? Source: NU

“Stormbreaker,” an up-and-coming party of young adventurers, is making waves in the dungeon conquest world with its record-breaking speed. Amidst this, Monog, who works as a handyman and a support mage, begins to doubt whether he will be expelled from “Stormbreaker” due to the recent “Attacker Supremacy” trend. However, the other members have no intention of kicking him out. In fact, they are the complete opposite…? Is the negative handyman actually a genius(?) support mage? Join these cute and unique members as they aim to become the strongest party! Source: MU

In present-day Japan, countless dungeons appeared. Hekoobi Keita, a corporate slave exploited by a black company, goes into Shibuya's dungeon indifferently. but thanks to a rare monster he (coincidentally) defeated, he obtained the cheat skill, Greed! As soon as she saw that ability, a super-rich high school girl named Okoshiyama Sudare offered him a 60-million-yen contract to become her personal explorer...?! Everything's on a whole other level as his life of overwhelming success begins!!! Source: MU

Kana-chan is blessed with fraternal twins, Sae-chan and Mayu-chan. Although they are twins but they are not look-alike. Moreover, these two babies are really attached with their older sister, which only make them cuter! Just watch how they race against each other every single day to get into Kana-chan's arms. If you look closer you'll notice the evilness of Mayu-chan but don't think that Sae-chan hasn't had a bad side either. Their days continue to fill with love and affection from their family. However, there will be a guy who will fall for Kana-chan and Mayu-chan will dubbed this guy as her rival against her sister's affection!

I've fallen in love with my teacher... Ryoutarou is a member of his high school's knitting club and he is in love with a woman that he had met by accident. It turns out that that woman is actually a teacher at his school. His "younger sister", Yuiko watches over his romance with complicated feelings while Miki-sensei, the person Ryoutarou is in love with, has a secret she is hiding... Thus, their various "first love" begin to become entangled with each other's.

An anthology comic of Persona 3 by various mangaka.

A love so deep it feels like drowning, bestowed by a beautiful vampire upon a young lady who wishes for death. Earl’s daughter Adele Welch was neglected by her parents and even had her fiancé stolen by her younger sister. Feeling utter despair and intended to end her life in solitude, Adele is interrupted… "If you're going to die anyway, won't you give that life to me?" The one who saved the unfortunate Adele’s life was Fee, a beautiful vampire from a ducal house. Chosen by Fee, Adele resolves to leave her family home behind. Though bewildered by the sweet affection poured upon her daily, Adele begins to find happiness by his side. https://www.cmoa.jp/title/317884/