Ore no Ane ga Konna ni Hinnyuu no Wake ga Nai!?


TitleOre no Ane ga Konna ni Hinnyuu no Wake ga Nai!?
Original title俺の姉がこんなに貧乳のわけがない!?
Publishers AHAAN



Main characters

MeasurementsAA cup
Hair, Curtained, Sidehair, Spiky Bangs, Straight, Violet, Waist Length+
Body, Pale, Slim, Young-adult
Clothes, Breast-Pads, Pantyhose, Tie Pin
Personality, Low Self-esteem, Tsundere, Watashi
Role, Full Sister, Older Sister, Submissive Partner, Teacher
Subject of, Inferiority Complex, Teasing
Engages in (Sexual), Ahegao, Blowjob, Female Ejaculation, Group Sex, Incest, Lesbian Sex, Virgin Sex
Subject of (Sexual), Anal Sex, Bondage Sex, Hidden Vibrator, Nipple Teasers, Pink Rotor, Reverse Spitroast
Voiced byMoegi Yui


The protagonist's older sister and the main heroine. She is an English teacher who is very popular in the academy she teaches, but is very complex about her very small breast size. She uses breast pads, and is afraid that because of her AA-cup breasts, she has not been able to lose her virginity.

Hair, Brown, Curly, Long, Parted to Side, Sidehair, V Bangs
Eyes, Green
Body, E+ Cup, Pale, Slim, Teen
Clothes, Blouse, Clothing with Ribbons, Dress, Pleated Skirt, Ribbon Hair Accessory
Personality, Kind, Shy, Stubborn, Watashi
Role, Girlfriend, Not a Virgin
Engages in, Seduction
Engages in (Sexual), Blowjob, Boobjob, Female Ejaculation, Group Sex, Lesbian Sex, Sex in Water
Subject of (Sexual), Anal Sex, Reverse Spitroast, Sitting Sex
Voiced bySumishiro Kiyoka


The protagonist's girlfriend who has very big breasts. When she met the protagonist, she was just a simple girl, but after becoming his girlfriend, she became a cute yet erotic girl.