Yuuji Aoki

2001

• [ ] Osaka Underworld Trade Chronicle: The Tiger of Naniwa (Original Story) 

2002

• [ ] Osaka Underworld Trade Chronicle: The Tiger of Naniwa 2 — Planned Bankruptcy (Original Story) 

2022

• [ ] Naniwa Kinyudo - Haibara knocks on the door of Imperial Finance! (Original Story) 
• [ ] ナニワ金融道 2発目〜銭と泪と権利と女〜 (Original Story) 
• [ ] ナニワ金融道 3発目～大蛇市マネーウォーズ～ (Original Story) 

1996

• [ ] The Way of Osaka Financing 1 (Creator)