Goddess has made Ein reincarnate as a nobleman--a big chance. However, the skill he got from her "Toxin Decomposition EX" is a lame one. One day Ein learns that he has a very rare talent which makes him able to absorb magic power by eating magic stones. Also he is told that he has other identity as a prince of the largest kingdom. With his loving, beautiful mother and clever fiancee at his side, Ein's quest to become the King begins--! (Source: Kadokawa)

A virus researcher was reincarnated into another world...as the virus itself? The virus holds incredible power, but it's transmission may just be a matter of life or death! (Source: Kodansha USA)

Alina thought "Guild Receptionist" would be an ideal easy job. But things aren't working out, as Alina has to work overtime because her adventurers can't clear the dungeon! Her patience exhausted, Alina will take up her trusty warhammer and set out to defeat the dungeon boss herself! (Source: Dengeki Daioh, translated)

"I" (Boku) love math. Just after the high school entrance ceremony, "I" meet a beautiful girl: Milka. Milka is a mathematical genius. She gives me many math problems, she shows me many elegant solutions. Milka and I spend a long time by discussing math in the school library. One year later, I meet another mathematical girl: Tetra. Tetra is one year younger than me, and asks me to teach her math. While I teach her, she begins to understand math and to love its elegance gradually.

Chelsea lives at the abusive hands of her mother and younger twin sister’s daily torment. But on her twelfth birthday, the Appraiser Glen visits her father’s barony and tells her she has a never-before-seen Skill—[Seed Creation]! Desiring to study this newfound special ability, Chelsea is whisked away to the Royal Research Institute. Her life then drastically improves, from being treated worse than dirt to being presented with her own living quarters and even personal maids! But her sister Margaret isn’t happy with this sudden change at all… *Source: J-Novel Club, Vol. 1*

A super-deformed parody version of Kannagi created by the original author's brother, while Takenashi Eri was on sick leave which resulted in the suspension of the serialization of Kannagi.

"How is it? Sweet, right?" One day on her shift as library assistant, Hinano finds ultra-popular ladies' man, Haruna Iori, sleeping amongst the stacks. Not only does he tease Hinano relentlessly, he also somehow ends up stealing her first kiss! Hinano decides to pretend it never happened and goes home -- only to find Haruna at her house, too? That's when Hinano's mother breaks the news to her: she'll be living with Haruna for the next six months! Hinano's heart is sure to beat out of her chest sharing a space with the free-spirited Haruna, whose advances only grow sweeter and sweeter! (Source: MangaPlaza)

Following a mysterious gacha pull, an unlucky soul is reborn into a fantastical world as the young Ein Roundheart. He possesses a skill that allows him to break down poisonous substances—which is nowhere near as cool as his little brother’s flashy combat skill! Ein does his best, but even so, his father and stepmother bypass him to proclaim their youngest son the heir to the household. And things only get more complicated from there. On the heels of a fateful encounter with a young girl named Krone, Ein and his mother are shunned by the family and decide to take refuge in her home kingdom...where Ein is suddenly declared the crown prince! This marks the beginning of a whole new life for Ein, and he’s out to prove that he’s worthy of the crown. (Source: J-Novel Club)

"I" (Boku) love math. Just after the high school entrance ceremony, "I" meet a beautiful girl: Milka. Milka is a mathematical genius. She gives me many math problems, she shows me many elegant solutions. Milka and I spend a long time by discussing math in the school library. One year later, I meet another mathematical girl: Tetra. Tetra is one year younger than me, and asks me to teach her math. While I teach her, she begins to understand math and to love its elegance gradually. In the third volume (series), we talk about logic puzzles, Peano arithmetic, epsilon-delta, Cantor's diagonal argument, Hilbert's program and Gödel's Incompleteness Theorems.

*Serialisation of the novel originally published on Syosetu.* Alan is the strongest miner in the world, able to reduce mountains to rubble with simply a swing of his trusty shovel. But when Princess Letitia begs him to escort her on a quest to save her kingdom from an invading demon force, he agrees to leave his solitary mountain abode and venture forth, on one condition: she must help him find a successor to train. In this hilarious fantasy tale for fans of RPGs, evil doesn’t stand a chance against the mighty power of the shovel! (Source: Seven Seas Entertainment)

"I haven't had... enough." "...Ah! I said you can't...!" I've put up with waiting for three years... When our tongues are entangled and he caresses me, can I not stop any more...!? (Source: Coolmic) *Note: Chapter count includes one extra*

"I" (Boku) love math. Just after the high school entrance ceremony, "I" meet a beautiful girl: Milka. Milka is a mathematical genius. She gives me many math problems, she shows me many elegant solutions. Milka and I spend a long time by discussing math in the school library. One year later, I meet another mathematical girl: Tetra. Tetra is one year younger than me, and asks me to teach her math. While I teach her, she begins to understand math and to love its elegance gradually. In the second volume (series), we talk about Pythagoras Theorem, Elementary Number Theory, Group, Ring, Field, and Fermat's Last Theorem.