Naoe-kun is a massage therapist at the "Smiley Boar" clinic. One day he gets a new patient named Erufuda-san, who turns out to be an Elf from a different world. All the junk food of this world has taken its toll on her figure. Now she'll try to lose weight with the help of her trusty massage therapist. But Erufuda isn't the only one from her world who's been affected.

From mangaupdates:

Born into a wealthy family, she lost her mother at a young age.
She is Riona, a girl who was raised by a single father.
At the girls' school she attends, she has many friends and a special partner of hers,
She lives feeling a little lonely that her busy father has just left her house.

One day, her father bought a robot that she said was her "housemaid"
She witnessed the act of "Forty"...?

A girl who wants her affection and a robot who doesn't know her feelings.
A dramatic story of gems!

Rola who had received special education to be a swordsman from her A-Rank adventurer father since a young age, enters the Royal Capital's Adventurer's school at the age of 9. Rola filled with expectation in her heart in hopes to make many swordsman friends. At the day of the entrance ceremony, Rola's sword aptitude value was measured at 107. Between normal students whose aptitude value is around 50-60, Rola was definitely a sword genius, but the magic aptitude that was measured after that was 9999. Rola was stunned, and while she didn't know what was even happening she was transferred to the Magic Department.

Contrary to Rola's will, she exerts her super-genius, and instantly becomes stronger than anyone in the school.

Shouji Osamu is an elementary school teacher fresh out of college about to embark on his first day. At the school gate, he was suddenly hugged by Chise, a girl he doesn't recognize who seems to know him. He later finds out that Chise is a fifth-grade student in his class, and that she lives in the same apartment building as he does. During a late-night rendezvous, he learns that nothing about their encounter is coincidental.

twin succubus sisters fight against each other to get their stepbrother's sperm.
well, you know.. the usual family friendly stuff.
and yes the author also made hentai doujin

The twins, Oona and Hooru, are girls who come to the house of Takeuchi Kou, a super-skilled JAV Actor. They looks like a normal girls but they're actually not. In fact, they are succubus who devours human sexual desire. The reason they are in Takeuchi's house is to be with their beloved Takeuchi Kou. However, the succubus can't fall in love with a human because of their species barrier. In order to make this possible, there was a way for a succubus to become a human. That is... To collect "Kintama" that can be obtained through no nuts for a day. In order to get the "Kintama", they pull each other's legs, make each other come, and interfere with each other, and the no horny survival battle begins

Carol (5th grade elementary school) likes Kotarou (25), the guy who live in her house,
but she is aware of herself who has limitations,
she realized that she, who was still a child, would not be able to win Kotarou's heart,
things got worse, when she found out that Kotarou was dating her friend's sister, Chizuru,
she cried, knowing that she was not commensurate with her friend's sister, who was tall, had plump breasts, and was an adult,
that night, she wrote in her diary "I want to be an adult" in lines,
until what she wants is carried away in her dream,
when she's awake, there is a strange woman in front of her,
she claimed that she was named AI who was also the daughter of Carol and Kotarou who had come from the future,

this is a story, where AI will help Carol (mama) to unite with Kotarou (father).

Enji is a cute little android girl with cat ears and a tail. She came from a foreign country to become a student at the same school Ai goes to. Back in the country where she hails from, she has only experienced all-android schools, so this is her first time as a student in an all-human school. Ai Kodama has been assigned as “Enjigakari” meaning that Enji will have to take care of the little android girl and show her the life of a normal human.

Jyashin-chan Dropkick is a violent slapstick comedy about a delusional gothic lolita, Yurine, who summons a demon girl with the tail of a cobra, Jyashin-chan.

They'll have to live together -- until Yurine finds a way to send Jyashin-chan back to hell, or until Jyashin-chan kills Yurine.

12 girls are imprisoned in a mysterious prison.

Fighting their way through this unjust and abnormal conditiions, these girls have begun a life and death struggle.

A harrowing little girl prison escape survival!!

The story of the former hero Loki and his time working at an onsen with his monster co-workers!

Although Craft carries an adventurer's life with a magician's crest, he had overwhelmingly low talent for a magician !! Due to his lack of talent, his parties continued to fire him. On the recommendation of an official he changed the crest. With the new crest, he became the legendary "Alchemist of Twilight!" Craft, that has been reborn from the weakest magician to the strongest alchemist, defeats strong monsters with his newfound abilities!

A legendary alchemist's slow life fantasy!

The Socialist Republic of Coldona. A socialist nation that broke all diplomatic relations with other countries, asserting its tough stance. But the tough leader of the nation suddenly died. Following its hereditary succession system, a new leader was born in the nation of Coldona... a 9-year-old girl, Myao Chobirov! Can the world's most carefree leader of a nation lead the world into a new age of peace? The slapstick political drama of the dictator girl!!!!

The power I posses is the strongest in this world! The enemies I must defeat... are humans!?

I was Suddenly transported to another world. Being called the ‘Suitable One’, with the world’s strongest power “Holy Sword”. I thought I would be using that power to make a great impact in this new world. However, in this alternate world there are “inhumans”; Monsters that oppress the lands. Questioning my own convictions, I ask, is this correct? Who should I use this power for? This is the beginning of an Isekai battle fantasy!

The plot centers on the titular Tsubaki Kunoichi, the best student in her school, and a curiosity that she cannot reveal.

Serialization of Big Girl and Little Girl.
After being saved from drowning while swimming, Honda Tae falls in love with the handsome Igarashi Mai, who she then discovers is ten years old...

After moving into his new place, a mangaka is now pretending he can't see the Zashiki-warashi who was already living there.

Little girls that look like little animals – Kon-chan, as well as her friends Baru-chan and Yume-chan. They live in the care of a human father in order to grow up, and have a very fun and exciting daily life.

A wonderful, cute, soft and fluffy story.

An introverted Otaku was summoned to a Fantasy world, and successfully defeated the Demon King there. Just before the ritual to send him back to Japan was complete, the country's Princess dashed into the middle of the spell to be with him.

When they both opened their eyes, they realized they were transported to a Sci-Fi themed world than neither of them recognized. Working together, they must now survive in an unknown world and find some way to get home.

Satou Shiki, a university student, was suddenly stabbed by a slasher only to be reincarnated in Labyrinth City. In this other world, he who has awakened to [Appraisal] and [Healing Magic] does a lot of “things”.

The story follows Haruo, who one day loses his wife, Hinata, in a car accident. Heart-broken, he one day returns to the manor where his wife lived in order to take care of it. However, this will not be easy, as the manager, Hinata's younger sister, blames him for killing Hinata.