Koichi Iiboshi

2000s

1. 2003
   

   Another Battle/Conspiracy

   Writer

2. 2002

   Yakuza Wolves: The Yanagawa Gang

   Novel

3. 2000
   

   Another Battle

   Original Story

4. New Gokudo: Legend Three Dragons 2

   Original Story

1990s

1. 1999

   New Gokudo Legend: Three Dragons

   Original Story

2. 1996

   Prey: The Lustful Saintess

   Original Story

1980s

1. 1981

   Zoom Up: Sexual Crime Report

   Original Story

2. Flames of Blood

   Story

3. 1980

   Battles Without Honor and Humanity: The Complete Saga

   Story

1970s

1. 1979
   

   Aftermath of Battles Without Honor and Humanity

   Story

2. 1978
   

   Japanese Godfather: Conclusion

   Story

3. 1977
   

   Japanese Godfather: Ambition

   Novel

4. The Sex Pervert

   Original Story

5. 

   Japanese Godfather

   Original Story

6. 1974
   

   New Battles Without Honor and Humanity 1

   Story

   66
7. 

   Code of Wolves

   Original Story

8. 

   Battles Without Honor and Humanity: Final Episode

   Story

   73

9. The Tattooed Hitman

   Original Story

10. Battles Without Honor and Humanity: Police Tactics

    Story

11. 1973
    

    Battles Without Honor and Humanity: Proxy War

    Story

    72

12. Dangerous Trade in Kobe

    Original Story

13. 

    Battles Without Honor and Humanity: Deadly Fight in Hiroshima

    Story

    74
14. 

    Battles Without Honor and Humanity

    Story

    74