Yamakawa Koudai

山川コウダイ

Sex: Male
Blood Type: unknown

The protagonist. He loves insects and is infamously known as the insect doctor in his class. He is a believer in the Sunpponpon God.

He has an honest personality, but he always does stupid things in front of girls. He is always bowing down to three girls in particular and tries to make them recognize him little by little through his research.

The girls treat him like a dog.

Traits

Body Kid Tanned Slim Pale

Clothes Band-aid Sports Jersey

Engages in Erotic Massage Polyamory

Engages in (Sexual) Cunnilingus Sixty-nine Virgin Sex Outdoor Sex Sex in Front of an Audience Mutual Masturbation Sexual Fantasy Consensual Porn Acting Non-penetrative Sex Nipple Sucking Vaginal Fingering Anal Fingering Cowgirl Sitting Sex Doggy Style Quickie Fix Missionary Piledriver Spoons Butterfly Feet Licking Bathroom Sex Voyeurism Bodysponge Masturbation in front of an Audience Condom Sex Group Sex of One Male and Several Females Penile Masturbation French Kiss Consensual Porn Production Anal Sex Masturbation Incest Sex in Public Places

Eyes Amber Tsurime

Hair Shaggy Short Brown

Personality Eccentric Ore Idiot Cheerful Superstitious Strange Honest

Role Sex Friend Secret Boyfriend Cousin Boyfriend Classmate Exhibitionist Unpopular Popular Student Younger Brother

Subject of (Sexual) Sexual Blindfold Naizuri Handjob Blowjob Anal Fingering Facesitting Foreskin Play Triple Handjob Rope Bondage Pissing Prostate Massage Nipple Teasing Vibrator Intercrural Sex

Appearances

Work	Role
Let’s裸GO！ぼくラの自由研究	main