# Koichi (kickboxer)

Koichi Watanabe (Japanese: コウイチ) (26 October 1980 - 7 April 2018), better known as Koichi Pettas or simply KOICHI, was a Japanese heavyweight kickboxer competing in K-1, It's Showtime and GLORY.

## Biography and career

Koichi gained recognition fighting in organizations like RISE and MARS, then went on to win the M-1 Heavyweight Muaythai title in 2009 and the WPMF Japan Heavyweight Muaythai title in 2010. Having spent most of his career at heavyweight, Koichi dropped to light-heavyweight following back-to-back losses to Jerome Le Banner in GLORY events. He retired from active competition in November 2017 to become a trainer. Koichi was killed in a traffic accident on April 7, 2018. He collided with a car while driving a scooter in Tokyo. He was declared dead shortly upon arrival at the hospital.

## Titles

* 2010 WPMF Japan Heavyweight Muaythai champion
* 2009 M-1 Heavyweight Muaythai champion

## Kickboxing record

Kickboxing Record :
| 31 Wins (18 KO's, 13 decisions), 12 Losses, 1 Draw |||||||||
| Date | Result | Opponent | Event | Location | Method | Round | Time | Record |
| 2017-11-23 | Loss | Ibrahim El Bouni | K-1 World GP 2017 Heavyweight Championship Tournament, Quarter Finals | Saitama, Japan | KO (Left Hook) | 1 | 0:20 | 31-12-1 |
| 2017-04-22 | Win | K-Jee | K-1 World GP 2017 Super Bantamweight Championship | Tokyo, Japan | KO | 3 | | 31-11-1 |
| 2016-09-19 | Loss | Makoto Uehara | K-1 World GP 2016 -60kg World Tournament | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 | 30-11-1 |
| 2015-11-4 | Win | Nobu Hayashi | Enishi | Tokyo, Japan | KO | 1 | 1:24 | 30-10-1 |
| 2015-8-1 | Win | Hiromi Amada | Blade 2 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 | 29-10-1 |
| 2014-12-29 | Win | Raoumaru | Blade 1 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 | 28-10-1 |
| 2014-9-28 | Win | GORIsenoo | REBELS 30 | Tokyo, Japan | KO | 1 | 1:47 | 27-10-1 |
| 2013-06-22 | Loss | Randy Blake | Glory 9: New York - 95 kg Slam Tournament, Reserve Bout | New York City, New York, USA | Decision (unanimous) | 3 | 3:00 | 26-10-1 |
| 2013-05-03 | Loss | Jérôme Le Banner | Glory 8: Tokyo | Tokyo, Japan | Decision (unanimous) | 3 | 3:00 | 26-9-1 |
| 2012-12-31 | Loss | Jérôme Le Banner | Glory 4: Tokyo | Saitama, Japan | KO (Right Hook) | 3 | 2:48 | 26-8-1 |
| 2012-10-06 | Win | Mark Miller | Glory 2: Brussels | Brussels, Belgium | KO (Right Cross) | 2 | | 26-7-1 |
| 2012-7-29 | Win | Ryuta Noji | IT'S SHOWTIME JAPAN countdown-2 | Tokyo, Japan | KO (3 Punches/Knockdowns) | 1 | 2:54 | 25-7-1 |
| 2012-5-20 | Win | Jonhan Kim | SHUKEN VI - IT'S SHOWTIME Japan | Tokyo, Japan | Decision (3-0) | 3 | 3:00 | 24-7-1 |
| 2012-01-22 | Loss | Toshio Matsumoto | REBELS.10 - IT'S SHOWTIME Japan | Tokyo, Japan | Decision (3-0) | 3 | 3:00 | 23-7-1 |
| Fight was for the vacant IT'S SHOWTIME Japan 95kg title. |||||||||
| 2011-09-04 | Win | Yoichi Babaguchi | TITANS NEOS X | Tokyo, Japan | KO (Left hook) | 1 | 0:51 | 23-6-1 |
| 2011-07-18 | Win | Nam II | IT'S SHOWTIME JAPAN countdown-1 | Tokyo, Japan | KO (Left hook) | 2 | 0:46 | 22-6-1 |
| 2011-06-12 | Win | Andrew Peck | M-1 Fairtex Challenge | Tokyo, Japan | KO (Knees and punches) | 3 | 1:01 | 21-6-1 |
| 2010-12-01 | Win | Hiromi Amada | Fujiwara Festival 2010 | Tokyo, Japan | Decision (3-0) | 5 | 3:00 | 20-6-1 |
| Wins WPMF Japan Heavyweight Muaythai title. |||||||||
| 2010-09-12 | Win | Fuck Kishida | M-1 Fairtex Challenge | Tokyo, Japan | KO (Knee strike) | 2 | 1:20 | 19-6-1 |
| 2010-06-27 | Win | Eiji Ikeno | M-1 Fairtex Challenge | Tokyo, Japan | KO (Knee strike) | 2 | 2:34 | 18-6-1 |
| 2010-06-06 | Win | Ryo Takigawa | M-1 Fairtex Challenge | Tokyo, Japan | KO (High kick) | 2 | 0:19 | 17-6-1 |
| 2009-09-08 | Draw | Yuuki Niimura | | Tokyo, Japan | Decision Draw (1-0) | 3 | 3:00 | 16-6-1 |
| 2009-08-02 | Win | Yusuke Sakashita | K-1 World Grand Prix 2009 in Seoul | Seoul, Korea | Decision | 3 | 3:00 | 16-6 |
| 2009-05-06 | Loss | Singh Jaideep | J-Network Get Real in J-World 2nd | Japan | Decision (3-0) | 5 | 3:00 | 15-6 |
| Fight was for the J-Network Heavyweight title. |||||||||
| 2009-03-29 | Win | Prince Ali | TITANS NEOS 5 | Tokyo, Japan | Decision (3-0) | 3 | 3:00 | 15-5 |
| 2009-01-18 | Win | Keigo Takamori | M-1 Fairtex Challenge | Tokyo, Japan | KO (Body kick) | 4 | 1:33 | 14-5 |
| Wins M-1 Heavyweight Muaythai title. |||||||||
| 2009-08-09 | Loss | Rico Verhoeven | K-1 World GP 2008 Hawaii | Honolulu, Hawai | Decision (3-0) | 3 | 3:00 | 13-5 |
| 2008-05-23 | Win | Shintaro Kiso | Smokers | Tokyo, Japan | KO (Uppercut) | 1 | 2:31 | 13-4 |
| 2008-08-04 | Win | Kuniyosh | TITANS | Tokyo, Japan | Decision | 3 | 3:00 | 12-4 |
| 2007-11-02 | Loss | Freddy Kemayo | K-1 Fighting Network Turkey 2007 | Istanbul, Turkey | TKO (Doctor stoppage) | 4 | 1:50 | 11-4 |
| 2007-09-26 | Loss | Fabiano Aoki | J-Network Tour Championship of J 2nd | Tokyo, Japan | Ext R. Decision (3-0) | 4 | 3:00 | 11-3 |
| Fight was for the J-Network Heavyweight Tournament title. |||||||||
| 2007-09-26 | Win | Niimura Yuki | J-Network Championship Tour of J 2nd | Tokyo, Japan | Decision | 3 | 3:00 | 11-2 |
| 2007-08-03 | Win | Koya Hasegawa | J-Network Championship Tour of J 1st | Tokyo, Japan | Decision | 3 | 3:00 | 10-2 |
| 2007 | Win | Hiromitsu Takayama | MA Kickboxing | Tokyo, Japan | Decision (3-0) | 3 | 3:00 | 9-2 |
| 2007-03-24 | Loss | Andrew Peck | HEAT 3 | Nagoya, Japan | Decision (3-0) | 3 | 3:00 | 8-2 |
| 2006-12-22 | Win | Lee Jea Hun | MARS 6 Rapid Fire | Yokohama, Japan | Decision (3-0) | 3 | 3:00 | 8-1 |
| 2006-08-26 | Win | Seol Bo Kyung | MARS 4 New Deal | Tokyo, Japan | KO (Left high kick) | 1 | 0:53 | 7-1 |
| 2006-07-31 | Win | Masashi Aoyagi | RISE XXVIII | Tokyo, Japan | Decision (3-0) | 3 | 3:00 | 6-1 |
| 2006-03-26 | Loss | Alex Roberts | RISE G-Bazooka Tournament '06 | Tokyo, Japan | KO (Right high kick) | 1 | 2:30 | 5-1 |
| 2006-03-26 | Win | Fabiano Aoki | RISE G-Bazooka Tournament '06 | Tokyo, Japan | KO (Left hook) | 1 | 2:04 | 5-0 |
| 2005-11-27 | Win | Yoichi Uchida | RISE XX | Tokyo, Japan | TKO (Doctor Stoppage) | 1 | 2:44 | 4-0 |
| 2005-08-13 | Win | Wataru Suda | AJKF Cross Fire | Tokyo, Japan | KO (Right lowkick) | 3 | 1:55 | 3-0 |
| 2005-06-19 | Win | Hiroshi Sakai | RISE G-Bazooka Tournament '05 | Tokyo, Japan | KO (Knee to the body) | 3 | 2:29 | 2-0 |
| 2005-04-24 | Win | Mr. Kamikaze | RISE XIV | Tokyo, Japan | Ext R. Decision (2-1) | 4 | 3:00 | 1-0 |
| Legend: Win Loss Draw/No contest Notes |||||||||