K-1 Andy Memorial 2001 Japan GP Final

K-1 Andy Memorial 2001 Japan GP Final was a martial arts event promoted by the K-1 organization, named in honour of K-1 legend Andy Hug who had died the previous year. It was an elimination tournament involving eight fighters based in Japan, with all bouts being fought under K-1 Rules (100 kg/156-220 lbs) and the winner qualifying for the K-1 World Grand Prix 2001. Six of these fighters had qualified via the earlier K-1 Survival 2001 event while holder Musashi had qualified as last years winner and long time Tokyo resident Nicholas Pettas was a foreign invitee. As well as tournament bouts there were a number of local and international bouts, including special 'Andy Memorial Matches', with matches fought under either K-1 or MMA Rules. In total there were twenty two fighters at the event, representing nine countries.

The tournament champion was Nicholas Pettas who defeated Musashi in the final by extra round unanimous decision. As a result of the tournament Nicholas Pettas would qualify for the K-1 World Grand Prix 2001. The event was held at the Saitama Super Arena, in Saitama, Japan on Sunday, August 19, 2001.