Souten no Ken Specials
Genres: Action
Type: Special, Episodes: 4
Aired: May 24, 2007 to Jun 14, 2007
Studio: APPP
Source: Unknown
Rating: R - 17+ (violence & profanity)
Synopsis:
Episodes 16, 17, 18 and 21 of the Souten no Ken anime series, which were not originally aired, but released on DVD. Because of this, these episodes are uncut/uncensored. 

(Source: Wikipedia)