Satoru Koyama

2006

• [ ] Bloodlines and Bonds (Assistant Director) 
• [ ] Aniki and Me 3: Switched Hearts (First Assistant Director) 

2007

• [ ] Groper Train: The Sensitive Fingertip Guide (Assistant Director) 
• [ ] Mittsū koinyōbō otto no me no mae de… gifu ni (First Assistant Director) 
• [ ] Chibo no kyôsei aibu: Tomenaide! (First Assistant Director) 
• [ ] Rôjin to bijin helper: Sukebei na kaigo (Second Assistant Director) 
• [ ] Sex Butler Make Me Squirt! (Second Assistant Director) 
• [ ] Kôgan muchina chibo: Murasaki no shitagi de... (Assistant Director) 

2010

• [ ] My Lovely Sex Tools (First Assistant Director) 

2012

• [ ] Perverted Examination: Nurse Huge Breasts Torture (Assistant Director) 

2013

• [ ] Hitozuma ero dôchû: ageshiku nosete (Assistant Director) 
• [ ] Zombie Bride (Assistant Director) 
• [ ] Dark Apartment Wife Who Wants to Become Pregnant (Assistant Director) 
• [ ] Snack Momoko: Dôkin no yado (Assistant Director) 

2014

• [ ] Groper Train: Forbidden Dream Trip (Assistant Director) 
• [ ] Haitoku no umi: Jōen ni oborete (Assistant Director) 
• [ ] Yagai rankô: Koroshitai hodo aishiteru (Assistant Director) 
• [ ] Bijin shimai: Gekka no ryōjoku (Assistant Director) 
• [ ] Inran na megami-tachi: Mezame (Director) 
• [ ] Seifuku nikki: Adokenai koshizukai (Assistant Director) 

2015

• [ ] Hatenaki Yokubo: Kankin Share House (Director) 
• [ ] Do-M sotsugyô: Sayonara, goshujin-sama (Director) 
• [ ] Temptation Prostitute of Sora and Shidod (Assistant Director) 

2016

• [ ] Groper Train: Lewd Course is Full of Dreams (Director) 

2014

• [ ] Winning Streak Pachinker Reiko (Screenplay) 
• [ ] Inran na megami-tachi: Mezame (Screenplay) 

2016

• [ ] Groper Train: Lewd Course is Full of Dreams (Screenplay) 

2010

• [ ] Aniki and Me: A Kiss to Remember (Associate Producer) 

2014

• [ ] My Rosy Life, His Rosy Passion (Associate Producer)