Koichi Iiboshi
writer
Filmography
15 titles- 2002 Another Battle/Conspiracy Writer
- 2000 Another Battle Writer
- 1981 Like Flames Writer
- 1980 Jingi naki tatakai: Sôshûhen Writer
- 1979 Battles Without Honor and Humanity: Aftermath Writer
- 1978 Japanese Godfather: Conclusion Writer
- 1977 Japan's Don Writer
- 1977 Japanese Godfather: Ambition Writer
- 1974 The Yakuza Papers, Vol. 5: Final Episode Writer
- 1974 New Battles Without Honor and Humanity Writer
- 1974 Police Tactics Writer
- 1973 Dangerous Trade in Kobe Writer
- 1973 Battles Without Honor and Humanity Writer
- 1973 The Yakuza Papers, Vol. 2: Deadly Fight in Hiroshima Writer
- 1973 The Yakuza Papers, Vol. 3: Proxy War Writer