In the future, an app debuts that can simulate your romance with a partner of your choosing and calculate the compatibility score. Is this a way to have a romance that never fails? What is it that people look for in a romance anyway?

This series has adult situations and some explicitness, but not the level you'd usually expect from LEN[A-7]'s other works.

Author website: http://zoal.jp/
Pixiv: https://www.pixiv.net/en/users/59958
Twitter: https://twitter.com/LENA_Anana

Himuro Yukina is a young romance novelist always looking for new materials for her works. Now that she’s in high school, she’s surrounded by lovey-dovey couples, and Yukina is determined to experience the passions of “adult’s love” herself!

Unfortunately, her boyfriend Shigure goes to a different high school. Yukina gives him the “mission” to teach her about adult’s love, but due to the rules of his school, Shigure isn’t allowed to display public affection for Yukina. So instead, he proposes that they exercise in “restrained love”! Can Yukina really survive three years without romance’s passionate touch?

The fourth year of the Meiji Era. Yukinosuke, the son of a family of the privileged aristocratic class, goes about his life covering up a worry he has, being “I have not once had an erection”. In the midst of such troubled days, he meets Sayo, the head of a family of executioners spanning back into the Edo period. After witnessing a beheading performed by her, something pitch black starts to well up inside Yukinosuke!! Sprouting from lust begins a noble romance of blood and nature!!

I walk in a different world with my strongest management and smithing ability!

I belonged to the management team of MMORPG "Armed Edda", and when I awoke one day, I was embraced by a red-haired girl in a strange world. What's more, my figure and ability are exactly like the game's debugging character, Blacksmith Laguna Smith, and the girl Rein who helped me is the legendary weapon ``Reyvatein'' that I trained in the game! When I live, I start to explore the mysteries of the world....!? Using a trained Legendary weapon as a bride, fantasy begins!

Chisato Mizusawa is a reserved but excellent and pretty assistant manager in her company. She has a secret that only her husband Sora knows, which is that she likes drinking alcohol, and she can become very cute when she is drunk!

Even tonight, she gets relaxed and drunk with the cocktail Sora makes.

It's a "Yoidere (Drunken Dere)" cocktail comedy of Japan's closest husband and wife.

Hinana is a high school girl who wakes up at 5am to prepare for school every day. She's also the Student Committee secretary. While she's quite serious, in reality she actually dreams of one day finding herself a prince. When a famous actor, Ayase Kaede, shoots a movie at their school during golden week, the Student Committee's members have to act as extras. Hinana thinks Ayase is just like the prince of her dreams until she finds out that in reality he's actually a pervert who has a butt fetish? A comedy romance starts.

The demon in human form. An innocent girl sacrificed. Kazumi Ichinose. 16 years old. high school student. Midou Saki fell in love with him when he was an elementary school student. That was the beginning of hell. Jealousy. Obsession. Pools of Blood. Tears. Death. Common sense, words, nothing makes sense. Misfortune befell those loved by "him". Love starts with blood. This is the beginning.

A high-school student has been seeing visions of a girl in his dreams, when suddenly he meets her at school. Oddly, they can both see (and touch) each others guardian spirits. What is relationship between them, their guardians and the truth behind the dreams?

Eighteen year old Manami Katagiri has faced numerous hardships thanks to his father's criminal behaviour and mother's death: he had to drop out after middle school and begin working in a factory to take care of his little sister. For various reasons he decides to re-enroll himself in high school and better his life. However, at the entrance ceremony, he encounters a "princess" whom he thinks has had everything given to her on a silver platter, not that her thoughts are any better. What will become of their time in high school?

Queen Kristina was framed by her half-sister and thereby executed at the tender age of 16.

16 years later, amidst the festivities in honour of the Queen’s birthday, a young girl is awash with nostalgia. Theresia, the daughter of a duke.

Her butler whispers in her ear: "How long do you intend to have me protect you?"

This young girl is none other than the former Queen, her reincarnation made possible after striking a deal with the alluring demon before her!

The curtain rises on a noble lady and a demon as they set out on a quest for vengeance!

The Useless Goddess Laura whose only strong point is having huge breasts,

And the boy Kehma who was summoned to another world.

Gaining a cheat skill that absorbs the abilities of what he eats, he enjoys the other world life eating delicious monsters and playing with the easy to handle Goddess.

Oppa and I are only three years apart in age. But why does he look so grown up?

"Life is a shitty game. No matter how hard you try, you cannot overcome the characteristics given to you at birth."

To Tomozaki Fumiya, who feels he is trash-tier and can never compete with the god-tier humans in the world, this phrase is the truth. His one pride is in his position as Nanashi, Japan's number one player in the video game Atafami. However, one day, when he meets the rank two player face to face, his stance is challenged.

Is life actually the greatest game of all?

As a precocious child, Lycoris suffers from a strange sense of déjà vu. On the day her father told her about her fiancé, she realizes that her fiancé was actually a character from an otome game she once played in a previous life.

"I am the heroine's rival from that game? And in the bad ending, I get stabbed to death? What a joke."

A story in which the protagonist is determined to avoid a yandere situation.

A yuri comedy between two girls who seem different but are actually quite similar, each with a secret of her own.

The perfect rich lady (big breasts) X small animal-like boy!!
Yamada Ritsu, a member of the Student Council General Affairs, sense danger approaching him. Gifted with both intelligence and beauty, the Student Council President, Jinguuji Mio, uses her weapons of destruction (boobs) to approach him with various methods! After witnessing that, Ritsu is convinced! "She is after my life!"
Will Ritsu's heart survive Mio's relentless attack? What is Mio's real intention!?
From the same author as Binbougami Ga! And Sousei no Onmyouji, a sexy love comedy full of misunderstandings!

The unassuming Meng Yixi had always quietly crushed on her school's god Xu Rui, but her feelings were never able to make any progress. Once, she happened to buy a bracelet that contained another girl, Gu Yanran's spirit! Since then, Meng Yixi's school life underwent enormous changes......

During his 80th birthday, Watari Eiji has a heart attack. On his deathbed, he desperately wishes to fulfill his one wish in his next life. Instead of reincarnating, he spontaneously becomes his younger self.

To work in a bookstore has been her life long dream and when she finally does get the job her boss makes her into a slave. What is she to do?!

Dohoon can’t find a reason to live. He hoped to get a fresh start at his new high school, but things are no different—the bullies make fun of his limp and no one wants to be his friend. Then one night, he runs into a classmate, Aji… Having seen something he shouldn’t, the two make a deal: Aji will protect him for the time being, but when he turns 20, Dohoon will have to pay up.