My younger sister who used to harass me has changed! ... more>>

“Me? Tied you up? My sister?”

Why, why are you suddenly speaking formally? She can't even remember what she did!

“It would be good for my older sister to participate in the debutante ball this year too.”

You told me not to go even last year…

“How about a cool-looking guy with black hair who doesn’t seem to get a drop of blood even if he gets stabbed? What about a pretty and delicate young man like a puppy in the rain? There are people who are a little inferior to the two in front of them, but there is one person who is really good!”

She even recited the men’s personal information saying she should know my taste.
No, rather, do I look like I'm going to play with a guy now?

“Will you marry me? Annette of Valois.”

“Annette, Annette, I wish you were a parrot. So that I can watch and raise you in a cage.”

Let's play... It looks like we're going to play...

"Ah, but older sister! That guy can't!!!"

It's all good, but sister, can't you at least tell me why you don’t want anyone?

I wondered why she suddenly became kind, but this little sister seemed to have just come out of the boat! There’s a flower boy approaching my younger sister!

Her Majesty the Empress, who is stuck in a strange place and only favors me!

Oh, I don't know. I'd rather go back to the way it was before... <<less

Aki Konishi, a normal office worker, is suddenly transported to another world after her sister is kidnapped by the Demon King. There, she encounters a... more>> handsome hero, a charming mage, and a beautiful young priest. As Aki gets involved in the battle between the hero and the Dark Lord, her ordinary life takes an unexpected turn. <<less

Mikadono Shōgo, the son of an industrial magnate, has until the end of high school to find a girl he loves for marriage because of... more>> his late father's last will. For that, he transfers into Miryuuin Academy. Among the students there is a girl who says that she is Shōgo's separated-at-birth sister, but she does not inform him of her identity. She and some other girls then try to get close to him. <<less

A little sister who had been secretly in love with her older brother discovered "le*d photos" of her brother with another woman in his room.... more>>

She was heartbroken.

But upon closer inspection, she realized that the female protagonist in the photos was none other than herself.

What was going on here? <<less

My sister Midori started hating me like an enemy when she entered junior high school, and she would often say "Die" as soon as she opened her mouth.... more>>

I couldn't understand the reason why she hated me so much, so I consulted my mother, but she didn't take it seriously and didn't try to address the issue. As a result, my stress kept building up.

I decided to take revenge on my sister and my family. <<less

I became a hero in the world I was forcibly summoned to. Defeating the demons even while being injured, bringing peace to the world, and... more>> what I wantedー only the small wish of returning to our original world. And yet, I... <<less

A different route of Cinderella where Her stepmother and stepsisters Trying to protect her from The Prince.

Praise the Orc! is about Jung Ian, a cafe owner with a dark past, jumping into the world of virtual reality in order to protect... more>> his sister from any predators. However, things may not be as simple as he first believed them to be. Witness as he explores the lands of Elder Lord as an orc, a species labeled as the “game creator’s mistake”, defeating any and all before him! <<less

A narrative centered on the vendetta of the little mermaid's sibling against the prince.

Every male character is generated by the Raiders system? !... more>>

After the male character's opinion value reaches 80%, I will be able to travel to their dimension? !

Why does such a good thing happen to me? !

Because every woman has the opportunity to become a stunning beauty. <<less

One day Shinobu wakes up just to find a naked blonde girl sleeping besides him. He has no memory whatsoever of her. Who is she?... more>> Why is she in his bed? Why is she naked? To make matters worse, his sister comes in and sees them. What will happen now? <<less

Among grandfather’s memento, I found an old notebook. It says『How to summon a succubus s*ave』…Of course, I tried it, for some reason my little sister,... more>> Yurika appeared. <<less

Reborn after death, Lin Yue was involved in a crazy game. Crazy amus**ent parks, death hunting grounds, ghoul purgatory, giants, plant mutations…... more>>

all kinds of apocalypse are coming!

And his only goal is to live well. <<less

Say, Onii-chan—you’re really a hopeless siscon, huh.... more>>

After being seen busting one out on eroge about younger sister by his actual younger sister, for some reason, she is taking care of it with her mouth. Despite being scorned for having dispositions of lusting for his own biological younger sister, the play is becoming extreme; from titty f*ck, to loli cosplay bl**job, and even unprotected cr**mpie! Is this younger sister really going to cure her older brother s*xual disposition!?

*Alternate rewritten story exclusively for Bishoujo Bunko <<less

“Hey, shall we kiss?”... more>>

She who was teasing me with these seductive words temporarily disappeared before my eyes.

There could not be a bunny girl inhabiting a library. Azusagawa Sakuta faced a scene that toppled common sense—he encountered a bunny girl, and she is nowhere a normal bunny girl. She is Sakurajima Mai senpai, a student studying at the same school as Sakuta and a retired yet renowned actress. It was said that starting from a few days ago, those around her could no longer see her anymore, and she came to the library just to confirm this. Is this related to the hit topic on the internet, the unimaginable phenomenon known as “the puberty syndrome”? Sakuta, wanting to know the reasons behind and get closer to Mai, decided to solve the puzzle. However, the situation then developed in an unexpected way—?

In the city surrounded by the skies and the seas, the romance story of she and I began. The brand new romantic comedy presented by the Sakurasou combo. <<less

That day, she remembered. A former self of where she came from.... more>>

Clovia, daughter of Marquise Zelkatore. A heavily pampered young lady. In the winter of her fifth year, she accidentally fell into the pond at her mansion.

In her hazy consciousness, she recollects her previous life, when she was a working adult in Japan. Her parents had passed away several years earlier, and she had a younger sister in her Senior high school years, the two sisters were doing their best to survive.

When she somehow survived, she realized that this world was that of "Maiden of White and Light," a game she had often played in her previous life. She also then realized that she is Clovia Zelkatore, a villainess who's fate will meet a tragic end… <<less

Let’s go to another world and get married, shall we?... more>>

“Will you go to another world and get married?”

I panicked at the invitation of the strange beauty that suddenly appeared, but it didn’t seem to be a marriage proposal from herself.

This girl is the messenger. It seems that my missing sister reincarnated to another world and sent her to pass on a message___

“Do you like me? If so, in which world do we get married together? I ruled this city because of you.”

….It seems that to materialize her marriage to her brother, she went to another world and became invincible to break the city’s rules.

That’s right, my sister [seems to be] the strongest ruler of the other world. <<less

Ye Wen had transmigrated into the body of a sect leader.... more>>

It wasn't bad, although the sect was a little weak and had so few disciples…

“Senior brother, Master said, 'The revitalization of the sect is now in your hands!'” his only junior sister said with a face brimming with dissatisfaction. “If you can't do that, then hurry up and just pass the sect leader's position to me!” <<less

An ordinary office worker, Kaito Tohmi, is a gamer who has devoted his youth to playing action RPG series since he was a student.... more>>

One day, on his way home from buying a new game and planning to play it, Kaito is knocked unconscious by a mysterious light. When he wakes up again, he finds himself in a luxurious room and sees a fantasy character, who, according to what they say, is a character from ” Magic Skill Beyond,” the game that he dedicated his youth to . He discovers that he has taken over for Fennel Folliade, a character who eventually attacked the protagonist and his friends, and met a tragic end,

Kaito, reincarnated as a character from the game of his youth, is excited, but he is still skeptical, wondering if he has become crazy.

To find out, he explores Fennel’s mansion. However, Felicia, Fennel’s sister, appears before him, and realizing that Fennel’s mind and consciousness have been replaced by someone else’s, Felicia attacks Fennel whom Kaito has reincarnated a <<less

Saria, a villainess, is told by her fiancé, Neil, a handsome young man with a handsome face, that he is breaking off their engagement because she is torturing her stepsister. ... more>>

Saria’s younger sister Helen is an aristocratic young woman, but she is always cleaning and her hands are rough, which is what she really wants. <<less

I got a massive problem on my hand. Seriously you have to believe me .... more>>

Ready? The problem is WHEN CAN I EVER GIVE MY SISTER HAND IN MARRIAGE!!!!

I know this sound like a joke but whenever I speak of this topic to my friend, my friend just laughs it off like a mad man,” Don’t ignore the bliss that you are born with!”

I just merely responded with an emotionless face ,but with a soft voice “Meet me after school I will show you my sister for you to see.”

The next day , I lost a friend.

He never talk to me again, never talked with another girl again, even until high school graduation… <<less

A sweet teenage love story full of surprises occurs when Machikawa Iori, a high school student who lives alone, offers to share his place for a month with his virtual friend who's in trouble. However, a virtual friend that Iori thinks is his type turns out to be Ayana Suzuhara, a shy beautiful girl who sits next to him at school.... more>>

Ayana is considered not to be familiar with anyone at school and she is also not good at household matters. Iori who wants to help his friend, attentively taking care of Ayana's every need under the same roof. Over time, the awkward Ayana began to slowly depend on Iori.

"I want you to hug me to welcome you home."

"If I make a bento for you, will you eat it."

"...s*upid. You're the one who made me like this?"

The lonely girl who is known as the coolest girl in school, is now a very adorable roommate. This is a sweet, heart-pounding young love story.. <<less

From classmates to brother and sister, living under the same roof.... more>>

After his father’s remarriage, Asamura Yuuta ends up getting a new stepsister, coincidentally the number one beauty of the school year, Ayase Saki. Having learned important values when it comes to man-woman relationships through the previous ones of their parents, they promise each other not to be too close, not to be too opposing, and to merely keep a vague and comfortable distance.

On one hand, Saki, who has worked in solitude for the sake of her family, doesn’t know how to properly rely on others, whereas Yuta is unsure of how to really treat her. Standing on fairly equal ground, these two slowly learn the comfortable sensation of living together.

Their relationship slowly evolves from being strangers the more the days pass. Eventually, this could end up in a story about love for all we know. <<less

Karato lives a peaceful school life where his imouto-like cousin Sakura always comes to wake him up. His parents work as researchers so there is... more>> always lab material at home. One day Sakura feeds him something from a petri dish on accident and he gets a terrible stomach ache. Later that day a string like being jumps out of Karato's belly and transforms into a naked girl at his age. The girl introduces herself as the tapeworm Parasistence Sana and promises to protect her host from all dangers. This results in funny situations as Sana doesn't have much common sense as a non-human. <<less