| K-1 Andy Memorial 2001 Japan GP Final | |
| Promotion: | K-1 |
| Date: | August 19, 2001 |
| Venue: | Saitama Super Arena |
| City: |  Saitama, Japan |
| Attendance: | 18,200 |
| Followingevent: | K-1 World Grand Prix 2001 in Fukuoka |
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.
Source:[1]
Opening Match: K-1 Rules / 3Min. 3R Ext.2R
Masahide Aoyagi vs Hiraku Hori
Hori defeated Aoyagi by 3rd Round Unanimous Decision 3-0
Andy Memorial Match 1: K-1 Rules / 3Min. 3R Ext.2R
Nobuaki Kakuda vs Mauricio Da Silva 
Kakuda defeated Da Silva by 3rd Round Unanimous Decision 3-0
Quarter Finals: K-1 Rules / 3Min. 3R Ext.1R
Musashi vs Toru Oishi
Musashi defeated Oishi by 3rd Round Unanimous Decision 3-0
Great Kusatsu vs Tsuyoshi Nakasako
Nakasako defeated Kusatsu by 3rd Round Unanimous Decision 3-0
Pettas defeated Fujimoto by TKO (Right Low Kick) at 2:57 of the 1st Round
Nobu Hayashi vs Tatsufumi Tomihira
Hayashi defeated Tomihira by KO (Right Hook) at 2:55 of the 3rd Round
Andy Memorial Match 2: K-1 Rules / 3Min. 3R Ext.2R
Hiroki Kurosawa vs Taira Noyuki
Noyuki defeated Kurosawa by TKO (Doctor Stoppage) at 3:00 of the 3rd Round
Semi Finals: K-1 Rules / 3Min. 3R Ext.1R
Musashi defeated Nakasako by 3rd Round Unanimous Decision 3-0
Nicholas Pettas vs Nobu Hayashi
Pettas defeated Hayashi by TKO (Right Low Kick) at 1:26 of the 1st Round
Super Fight: K-1 Rules / 3Min. 3R Ext.2R
Jérôme Le Banner 
vs Marc de Wit 
Le Banner defeated de Wit by KO (Right Punch) at 1:45 of the 2nd Round
Final: K-1 Rules / 3Min. 3R Ext.2R
Pettas defeated Musashi by Extra Round Unanimous Decision 3-0
K-1 vs Oiki Super Fights: K-1 MMA Rules / 3Min. 5R
Rooze defeated Yasuda by KO (Left High Kick) at 0:09 of the 3rd Round
Goodridge defeated Nortje by Submission (Arm Crush) at 1:11 of the 1st Round
Mirko Cro Cop vs Kazuyuki Fujita
Cro Cop defeated Fujita by TKO (Doctor Stoppage) at 0:39 of the 1st Round
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