Ryūji Oki

G-Men in the Pacific

I. George monogatari taiyō no ko

Nerai uchi buraikan

Uragirimono wa jigoku daze

Hell's Kitchen

Black and Red Flower Petals

Kaachan

Flower, Storm and Gangster

Casebook of Detective Jiro Nango: Shadowless Murderer

Sexy Line

The Eighth Enemy

Counterattack of a Queen Bee

Fûun Shinsengumi

Straight Talk on Romance: The Definitive Guide

Greed in Broad Daylight

The Horizon Glitters

Cave Queens

Roar of the Bullets

社長野郎ども

Vengeful Beast

Yellow Line

トップ屋を殺せ

Queen Bee and College Boy Ryu

Speed Agers

Kenjū to bakusō