Yamakawa Kumi

山川久美

Sex: Female
Blood Type: unknown

Koudai's older sister. She is a modern schoolgirl who is taking her school life for granted. She is a little annoyed with her overly energetic little brother.

She is aware of the Supponpon God.

Traits

Body Tanned Medium Breasts Teen Slim Pale Tanline

Clothes Knee-high Socks Short Shorts Sleeveless Sweater School Uniform

Engages in (Sexual) Non-penetrative Sex Anal Fingering Sex with Children Bathroom Sex Prostate Massage Condom Sex Incest Ahegao

Eyes Amber

Hair Pubic Hair Shoulder-length Straight Brown

Personality Brother Complex Flustered Modern Tsundere Short-tempered

Role Full Sister High School Student Not a Virgin Popular Older Sister

Subject of (Sexual) Quickie Fix Vaginal Fingering Butterfly Bodysponge

Appearances

Work	Role
Let’s裸GO！ぼくラの自由研究	side