このままじゃ、姉とSEXしてしまう!? －あれ、弟よ、いま中で出さなかった？－

Cunnilingus, Sixty-nine, Anilingus, Virgin Sex, Anal Sex, Masturbation, Incest, Sex in Public Places, Pissing, Sex in Water, Outdoor Sex, Reverse Spitroast, Sleep Sex, Sexual Fantasy, Non-blood-related Incest, Nipple Sucking, Anal Fingering, Cowgirl, Sitting Sex, Doggy Style, Missionary, Piledriver, Butterfly, Seventh Posture, Bathroom Sex, Sex at School, Pissing on Others, Sex on Roof, Sex on Toilet, Nipple Teasing, Sex on Beach, Group Sex of One Male and Several Females, Penile Masturbation, Double Fingering, Adult Breast Sucking

Pervert, Friendly, Sister Complex, Flustered, Obedient

Non-blood-related Brother, High School Student, Nameable, Transfer Student, Younger Brother

Intercrural Sex, Boobjob, Footjob, Handjob, Blowjob, Facesitting, Triple Boobjob, Balls Sucking, Ball-cupping

Kasuga Haruhiko 春日 晴彦

"The School's Popular Girl"

A high school girl one year younger than the protagonist. They attend the same academy. She has an easygoing, big-sister personality and is wildly popular with both boys and girls.

Her athleticism is exceptional—so much so that various sports clubs passionately request her as a guest player. Conversely, academics seem to be a bit of a struggle for her.

She's also a natural leader among the girls. She puts on a tough front and is prone to jealousy.

She has a tendency to drop kick others.

Height: 159cm, Weight: 45kg, Bust-Waist-Hips: 89-58-86cm, E cup

School Uniform, Thigh-high Stockings, Bikini, Slippers, Loafers, Naked Shirt, Oversized Clothing

Proactive, Modern Tsundere, Carefree, Tomboy, Brother Complex, Atashi, Violent, Childishly Violent

Doggy Style, Seventh Posture, Bukkake, Quickie Fix, Nipple Sucking, Vaginal Fingering, Butterfly

Virgin Sex, Boobjob, Footjob, Incest, Sex in Public Places, Outdoor Sex, Sex at School, Sex on Beach, Group Sex of One Male and Several Females, Legwear Footjob

Full Sister, Transfer Student, Popular, Younger Sister

Kasuga Aroe 春日 あろえ

“The Timid Yet Big-Breasted Older Sister”

She has a quiet and shy personality. However, she can show a bold side when it comes to matters involving her younger brother.

She likes the frilly maid-style apron dress uniform at her part-time job. But she feels quite reluctant about wearing it in public. Apparently, her glasses are just for show.

She likes sweets in general, especially cakes and cream-based desserts.

Height: 165cm, Bust-Waist-Hips: 98-57-90cm, H cup

Doggy Style, Seventh Posture, Sitting Sex, Piledriver, Bukkake, Tominagi, Nipple Sucking, Cunnilingus, Vaginal Fingering, Anal Fingering, Butterfly

Virgin Sex, Lesbian Sex, Incest, Sex in Public Places, Outdoor Sex, Female Ejaculation, Food Play, Nipple Sucking, Vaginal Fingering, Bathroom Sex, Body Food, Sex on Beach, Group Sex of One Male and Several Females

Mini-dress, Pajamas, Glasses, Gloves, Thigh-high Stockings, Bikini, Slippers, High Heeled Shoes

Deredere, Shy, Low Self-esteem, Sweets Lover, Docile, Brother Complex, Quiet

Full Sister, University Student, Bisexual, Older Sister, Part-time Worker, Baker, Middle Sister

Kasuga Asagao 春日 あさがお

“The Kasuga Family's Erotic Beam Machine Gun”

A queen of dirty jokes with outstanding proportions and beauty, possessing a rich charm. She takes pride in her erotic self and flaunts it.

She often comes across as crude, sloppy, and careless. Playing with her younger brother's lower body is as natural as breathing.

She only wears shoes with heels.

Height: 170cm, Bust-Waist-Hips: 92-58-90cm, G cup

Pale, Mole, Nail Polish, Tanline, Tanned, Big Breasts

Doggy Style, Cowgirl, Sitting Sex, Bukkake, Anilingus, Cunnilingus, Anal Fingering, Anal Sex, Nipple Teasing

Blowjob, Boobjob, Incest, Sex in Public Places, Outdoor Sex, Intercrural Sex, Triple Boobjob, Balls Sucking, Bathroom Sex, Ball-cupping, Sex on Toilet, Sex on Beach, Group Sex of One Male and Several Females

Miniskirt, Tank Top, Bikini, Bracelet, Towel, Decorative Belt, Thong Panties, High Heeled Shoes

Pervert, Selfish, Brother Complex, Atashi, Emotional, Blunt, Sloppy

Full Sister, University Student, Not a Virgin, Older Sister, Middle Sister

Kasuga Ayame 春日 あやめ

"The Conscience of the Kasuga Family"

A dependable person who managed all household duties for the Kasuga family while attending university. Gentle, kind, and devoted in nature.

Slightly airheaded. When panicking, inexplicably switches to Tosa dialect. She loves to eat roasted sweet potatoes.

Height: 165cm, Bust-Waist-Hips: 92-58-90cm, G cup

Doggy Style, Sitting Sex, Bukkake, Quickie Fix, Sexual Fantasy, Nipple Sucking, Sleep Sex, Butterfly, Nipple Teasing

Virgin Sex, Boobjob, Incest, Sex in Water, Outdoor Sex, Triple Boobjob, Bathroom Sex, Sex on Beach, Group Sex of One Male and Several Females

Pajamas, Necklace, T-shirt, Jeans, Bikini, Hair Flower, Naked Apron, Slippers, High Heeled Shoes

Full Sister, University Student, Older Sister, Middle Sister

Kind, Loyal, Serious, Honest, Brother Complex, Family Oriented

Kasuga Botan 春日 ぼたん

"Punibain Loli"

The fierce bull boasting the largest breasts among the sisters, yet mistaken for a junior due to her petite size.

She seems self-conscious about her childish appearance and oversized breasts. When dissatisfied, she puffs out her cheeks with a huff.

Height: 152cm, Weight: 40kg, Bust-Waist-Hips: 100-58-83cm, I cup

Pale, Tanline, Tanned, Big Breasts, Short

School Uniform, Thigh-high Stockings, Bikini, Panties, Bra, Rubber Band With Beads, Choker, Loafers, Animal Pajamas

Doggy Style, Sitting Sex, Piledriver, Bukkake, Tominagi, Vaginal Fingering, Butterfly, Nipple Teasing

Blowjob, Virgin Sex, Boobjob, Incest, Handjob, Sex in Public Places, Outdoor Sex, Sex at School, Sex on Beach, Group Sex of One Male and Several Females

Deredere, Idiot, Outgoing, Energetic, Protective, Brother Complex, Loud

Full Sister, Younger Sister, Older Sister, Middle Sister

Kasuga Himawari 春日 ひまわり

"The Intellectual Mystery"

Cool-headed, dry personality with a brilliant mind. She's always reading thick books, occasionally flashing a mysterious smile. Bitingly sarcastic and sharp-tongued.

Her cool demeanor and quick wit make her one or two steps ahead of her sisters. She often offers objective opinions detached from family matters. She has a habit of analyzing and explaining things.

Height: 166cm, Weight: 47kg, Bust-Waist-Hips: 89-58-90cm, E cup

Doggy Style, Cowgirl, Standing Sex, Bukkake, Sexual Fantasy, Cunnilingus, Vaginal Fingering, Butterfly, Reverse Spitroast, Nipple Teasing

Blowjob, Sixty-nine, Virgin Sex, Boobjob, Incest, Handjob, Sex in Public Places, Outdoor Sex, Bathroom Sex, Breast Smothering, Nipple Teasing, Sex on Beach, Group Sex of One Male and Several Females, French Kiss

Pajamas, Earrings, Glasses, Necklace, Miniskirt, Bikini, Leggings, Slippers, Off-The-Shoulder Shirt, High Heeled Shoes

Full Sister, University Student, Bisexual, Older Sister, Middle Sister, Teaching Assistant

Smart, Perfectionist, Brother Complex, Insightful, Bookworm, Sharp-tongued, Blunt

Kasuga Sumire 春日 すみれ

"The Lonely Diva"

The top singer at the moment. She's in high demand across all media, enjoying tremendous success. Her rare beauty and voice have earned her the title ‘Angelic Voice.’

She's a tomboy yet confident. In truth, she's a woman of strong principles. She often appears haughty, but she holds firm convictions. She's actually a hard worker.

She loves to eat whatever her younger brother cooks.

Height: 164cm, Bust-Waist-Hips: 90-56-84cm, F cup

Hard Worker, Tomboy, Serious, Confident, Brother Complex, Jealous

Missionary, Cowgirl, Seventh Posture, Sitting Sex, Bukkake, Nipple Sucking, Vaginal Fingering, Nipple Teasing

Blowjob, Virgin Sex, Lesbian Sex, Boobjob, Incest, Sex in Public Places, Outdoor Sex, Triple Boobjob, Bathroom Sex, Sex at School, Sex on Roof, Sex on Beach

Miniskirt, Bikini, Peaked Cap, Sunglasses, Hair Flower, Crop Top, Slippers, Nightgown, Choker, Blazer, Knee-high Boots, High Heeled Boots, Large Hoop Earrings

Full Sister, Idol, Actor, Popular, Famous, Younger Sister, Older Sister, Lonely, Middle Sister

Kasuga Tsubaki 春日 つばき

"The Motherly Figure of the Kasuga Family"

The headmistress of the academy the protagonist attends. A perfect, gentle adult woman and a quintessential Japanese lady.

Towards her younger brother, she maintains a resolute demeanor while watching over him at the academy, yet at home, she spoils him excessively—a dual nature.

She is extremely gentle and kind, rarely getting angry...

Height: 168cm, Weight: 49kg, Bust-Waist-Hips: 99-58-92cm, H cup

Pale, Nail Polish, Tanline, Tanned, Big Breasts

Doggy Style, Cowgirl, Seventh Posture, Bukkake, Tominagi, Nipple Sucking, Cunnilingus, Anal Fingering, Reverse Spitroast, Nipple Teasing, Adult Breast Sucking

Dress, Earrings, Pantyhose, Skirt Suit, Slippers, Nightgown, Sling Bikini, High Heeled Shoes, Large Hoop Earrings

Deredere, Refined, Kind, Mature, Brother Complex, Family Oriented, Superstitious, Patient

Boobjob, Masturbation, Incest, Handjob, Sex in Public Places, Outdoor Sex, Facesitting, Bathroom Sex, Sex at School, Nipple Teasing, Sex on Beach, Group Sex of One Male and Several Females, Vaginal Masturbation, French Kiss

Principal, Yamato Nadeshiko, Not a Virgin, Bisexual, Older Sister

Kasuga Yuri 春日 ゆり

"The Self Proclaimed Big Sister"

A mysterious sister. She spotted the protagonist and started teasing him. She wants to be a good sister but she's quite the impulsive trouble maker who can't read the room.

”My little brother is mine alone, so there!"

Height: 160cm, Weight: 48kg, Bust-Waist-Hips: 92-59-88cm, H cup

Doggy Style, Cowgirl, Sitting Sex, Bukkake, Cunnilingus, Pissing, Piss Drinking, Nipple Teasing

Blowjob, Virgin Sex, Sex in Public Places, Outdoor Sex, Non-blood-related Incest, Bathroom Sex, Sex at School, Sex on Beach, Group Sex of One Male and Several Females

Jeans, Bikini, High Heeled Sandals, High Heeled Shoes

Deredere, Friendly, Mysterious, Brother Complex, Mischievous, Whimsical, Loud, Cheerful

Non-blood-related Sister, University Student, Ane Act

Nail Polish, Tanline, Tanned, Big Breasts

Misasagi Ai 御陵 歩唯

"A sister whose true identity is unknown. A honey trap"

The mysterious sister. Outwardly, a computer programmer. Rumored to be a highly skilled agent in secret.

Possessing the ruthlessness of a professional, yet now fighting with her life to protect her precious brother! Is she enemy or ally?

She is incredibly good at hiding her presence.

Slim, Pale, Young-adult, Tanline, Tanned, Big Breasts

Cowgirl, Standing Sex, Seventh Posture, Rape Attempt, Bukkake, Handcuffed Sex, Nipple Sucking, Butterfly, Nipple Teasing

Virgin Sex, Footjob, Handjob, Sex in Public Places, Outdoor Sex, Bathroom Sex, Sex at School, Sex on Beach, Group Sex of One Male and Several Females

Catsuit, Jacket, Wristband, Belt, Bikini, Pareo, Crop Top, Cowboy Hat, Knee-high Boots, High Heeled Boots

Reserved, Protective, Mysterious, Insightful

Bodyguard, Spy, Coder, Customizable Appearance, School Nurse, Ane Act

Nanase Shii 菜々瀬 椎

Hey, you're so defenseless, selfish and beautiful. Why...? Do you know my erogenous zones? Is this because you're my older sister? You woke me up and took off my clothes. What? I should wear my underwear. I've never kissed a girl. No, don't touch here. No...! 

[From [url=http://web.archive.org/web/20090914145440/http://www.erogeshop.com:80/product_info.php/cPath/54/products_id/1013521]ErogeShop[/url]]

おっぱいの王者48～何も考えず目の前のおっぱい全部しゃぶれ！～

Oppai no Ouja 48 ~Nani mo Kangaezu Me no Mae no Oppai Zenbu Shabure!~

Kono mama ja, Ane to Sex Shite Shimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?-

先パイ・乙パイ・過去に戻りパイ～あの日、あの時、SEXしておけば良かった～

Senpai - Oppai - Kako ni Modori Pai ~Ano Hi, Ano Toki, Sex Shiteokeba Yokatta~

俺はツマキラー ～妻５人、娘５人、親娘丼おかわりっ！～

Ore wa Tsuma Killer ~Tsuma 5nin, Musume 5nin, Oyakodon Okawari!~

毎日しゃぶっていいですか？ ～1部屋-魔乳家族～

Mainichi Shabutte Ii Desu ka? ~1-Heya-Manyuu Kazoku~

催眠クラス　～女子全員、知らないうちに妊娠してました～

Saimin Class ~Joshi Zen'in, Shiranai Uchi ni Ninshin Shitemashita~

催眠クラス WONDERFUL ～女子全員、知らないうちにまた妊娠してました～

Saimin Class Wonderful ~Joshi Zen'in, Shiranai Uchi ni Mata Ninshin Shitemashita~

OLE-M

TLWiki's translation

TLWiki

<a target="_blank" href="https://vndb.org/r5330" title="Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?-">Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?-</a>

<a target="_blank" href="https://vndb.org/r76467" title="Kono mama ja, Ane to Sex Shite Shimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?- DVDPG">Kono mama ja, Ane to Sex Shite Shimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?- DVDPG</a>

<a target="_blank" href="https://vndb.org/r36728" title="Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?- Download Edition">Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?- Download Edition</a>

<a target="_blank" href="https://vndb.org/r40608" title="Kono mama ja, Ane to Sex Shiteshimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?-">Kono mama ja, Ane to Sex Shiteshimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?-</a>

<a target="_blank" href="https://vndb.org/r116168" title="Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?">Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?</a>

Date	Age	Title
2009-10-30	♥18+	Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?-
2013-05-24	♥18+	Kono mama ja, Ane to Sex Shite Shimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?- DVDPG
2014-09-26	♥18+	Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?- Download Edition

Date	Age	Platform	Title
2013-04-01	♥18+		Kono mama ja, Ane to Sex Shiteshimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?-
2023	♥18+		Kono mama ja, Ane to Sex Shite Shimau!? -Are Otouto yo, Ima Naka de Dasanakatta?

Status:	Finished
Developer:	OLE-M
Game Engine:	EAGLS

Kono mama ja, Ane to Sex Shite Shimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?-

Description

Tags

Releases

Game details

Characters (11)

Kasuga Haruhiko
春日晴彦

Kasuga Aroe
春日あろえ

Kasuga Asagao
春日あさがお

Kasuga Ayame
春日あやめ

Kasuga Botan
春日ぼたん

Kasuga Himawari
春日ひまわり

Kasuga Sumire
春日すみれ

Kasuga Tsubaki
春日つばき

Kasuga Yuri
春日ゆり

Misasagi Ai
御陵歩唯

Nanase Shii
菜々瀬椎

More From OLE-M

Kono mama ja, Ane to Sex Shite Shimau!? -Are, Otouto yo, Ima Naka de Dasanakatta?-

Description

Tags

Releases

Game details

Characters (11)

Kasuga Haruhiko春日 晴彦

Kasuga Aroe春日 あろえ

Kasuga Asagao春日 あさがお

Kasuga Ayame春日 あやめ

Kasuga Botan春日 ぼたん

Kasuga Himawari春日 ひまわり

Kasuga Sumire春日 すみれ

Kasuga Tsubaki春日 つばき

Kasuga Yuri春日 ゆり

Misasagi Ai御陵 歩唯

Nanase Shii菜々瀬 椎

More From OLE-M

Kasuga Haruhiko
春日晴彦

Kasuga Aroe
春日あろえ

Kasuga Asagao
春日あさがお

Kasuga Ayame
春日あやめ

Kasuga Botan
春日ぼたん

Kasuga Himawari
春日ひまわり

Kasuga Sumire
春日すみれ

Kasuga Tsubaki
春日つばき

Kasuga Yuri
春日ゆり

Misasagi Ai
御陵歩唯

Nanase Shii
菜々瀬椎