world open championship tournament iko since the begin
The world kyokushin tournament of the "international kyokushin organisation" also naming "iko" take place in the Taikukan in tokyo, one time in all 4 years sonce 1975. this competition has been created by sosai mas oyama, there are generally aproximatly 192 fighters.
the first time in 1975 several great muai thai fighters or kun fu fighters was participed in this competition, in this time, there was little competition without protection wich took place in k.o.
the rules of the tournament are the next: the fights lasts 2 minutes with look for of knock-out (K.O system) and 3 minutes from the sixteenth of final.
If there are inequality, one prolongation of 2 minutes for decide fighters, 2 prolongation from sixteenth of final.
The tamashiwari-test take place also like in all kyokushin tournaments.
The world champion of iko:
katsuaki sato

katsuaki sato in world kyokushin tournament 1975
nationality: japanese
1m79 90kg in 1975
great pucher whith fist and legs
Speciality: mawashi geri, hiza geri
atually 4 degre black belt kyokushin and 3 degre black belt judo
founder of sato-juku
he win against hatsuo royama in final 1975
makoto nakamura
nationality: japanese
he win 2 times the world championship open in 1979 and 1983.
nakamura is deemed for to be a puncher very powerfull,
his strong is not the technic but the punch.
in 1979 he weighs 110kg.
he succesfull the yaku-nin kumite, also named "100
man kumite".
he left the iko organisation in 2016 to founded
"international kyokushin organisation kyokushinkaikan nakamura dojo"
akiyoshi matsui winner of world iko tournament 1987
nationality: japanese
winner of world iko tournament 1987
Excellent technician
currently 8 degree blackbelt
speciality: mawashi jodan and ashi barai
Matsui doing ashi-barai with many ease and have a great flexibility
director of iko
kenji midori winner of world iko tournament 1991
nationality: japanese
1m66, 73kg in 1991
one the best technician of all time
speciality: do mawashi kaiten geri
passed the 100 man kumite with success
currently 8 degree blackbelt
founder of iko 2 "world kyokushin organisation"
kenji yamaki winner of world iko tournament 1991
nationality: japanese
1m89 100kg in 1995
yamaki had one of perfectal physical
spéciality: hiza-geri and mae-geri
6 degre black belt
founder of yamaki karate
passed the 100 man kumite with success
francisco filho:
nationality: brazilian
isobe student like feitosa and texeira
1m86 108kg in 1999
1rst non-japanese fighter who win the world championship
strong powerfull fighter
speciality: yoko-geri
passed the 100 man kumite with success
6 degre black belt
one of the firsts fighter who left in k-1
currently iko commite member
hitoshi kiyama winner of world iko tournament 2003
nationality: japanese
spéciality: axe kick and gedan mawashi (uchi-mata)
5 degree black belt
currently iko japanese fighter training team
ewerton teixeira winner of world iko tournament 2007
nationality: brazilian
1m87 107kg
speciality: mae geri
powerfull fighter
3 degree black belt
teixeira has been a career of k-1 and mma
currently in iko with shihan isobe
tariel nikoleishvili winner of world iko tournament 2011
nationality: russian
1m73 88kg in 2011
speciality: gedan mawashi, shita
2 degree black belt
passed the 100 man kumite with success
the youngest champion of the world iko of all times, only 20 years old
zahari damyanov winner of world iko tournament 2015
nationality: bulgarian
shihan emil kostov student
1m82 100kg in 2015
spaciality: gedan mawashi (ushi mata), hiza-geri
strong fighter and very enduring, strong spirit
not passed the 100 man kumite because the doctor stoped in the 70' fight
2 degre black belt
he left of iko federation
1rst world championship kyokushin novembre 1975
1.-Katsuaki Sato Japan
2.-Hatsuo Royama Japan
3.-Joko Nimoniya Japan
4.-Daigo Oishi Japan
5.-Toshikazu Sato Japan
6.-Takashi Azuma Japan
7.-Charles W. Martin U.S.A
8.-Frank Clark U.S.A
2nd world championship kyokushin novembre 1979
1.-Makoto Nakamura Japan
2.-Keiji Sanpei Japan
3.-Willie Williams USA
4.-Takashi Azuma Japan
5.-Howard Collin Great Britain
6.-Bernard Creton Great Britain
7.-Zeno Maxer Liechtenstein
8.-Koichi Kawabata Japan
3th world championship kyokushin novembre 1983
1.-Makoto Nakamura Japan
2.-Keiji Sanpei Japan
3.-Akiyoshi Matsui Japan
4.-Ademir de Costa Brazil
5.-Yasuto Onishi Japan
6.-Nicholas Da Costa Great Britain
7.-Keizo Tahara Japan
8.-Dive Greaves Great Britain
4th world championship kyokushin novembre 1987
1-Akiyoshi Matsui Japan
2.-Andy Hug Switzerland
3.-Akira Masuda Japan
4.-Michael Thompson Great Britain
5.-Ademir Da Costa Brasil
6.-Horoki Kurosawa Japan
7.-Yasuhiro Shichinohe Japan
8.-Nicholas Da Costa Great Britain
5th world championship kyokushin novembre 1991
1.-Kenji Midori Japan
2.-Akira Masuda Japan
3.-Horoki Kurosawa Japan
4.-Jean Riviere Canada
5.-Kenji Yamaki Japan
6.-Yutaka Ishii Japan
7.-Yasuhiro Shichinohe Japan
8.-Johnny Kleyn Holland
6th world championship kyokushin novembre 1995
1.-Kenji Yamaki Japan
2.-Hajime Kazumi Japan
3.-Francisco Filho Brazil
4.-Garry O'Neill Australia
5.-Nicholas Pettas Denmark
6.-Hiroki Kurosawa Japan
7.-Luciano Basile Brasil
8.-Glaube Feitosa Brasil
7th wold championship kyokushin novembre 1999
1-Francisco Filho Brasil
2.-Hajime Kazumi Japan
3.-Alexander Pitchkounov Russia
4.-Glaube Feitosa Brasil
5.-Nicholas Pettas Denmark
6.-Yasuhiko Kimura Japan
7.-Ryuta Noji Japan
8.-Ryu Narushima Japan
8th world championship kyokushin novembre 2003
1. Hitoshi Kiyama - Japan
2. Sergey Plekhanov - Russia
3. Ewerton Teixeira - Brazil
4. Glaube Feitosa - Brazil
5. Lechi Kurbanov - Russia
6. Yasuhiko Kimura - Japan
7. Sergey Osipov - Russia
8. Hiroyuki Kidachi - Japan
9th world championship kyokushin novembre 2007
1. Ewerton Teixeira Brazil
2. Jan Soukup Czech R.
3. Artur Hovhannisian Armenia
4. Darmen Sadvokasov Russia
5. Andrei Stepin Russia
6. Alejandro Navarro Spain
7. Eduardo Tanaka Brazil
8. Tatsuya Murata Japan
10th world championship kyokushin novembre 2011
1.Tariel Nikoleishvili (Russie)
2.Ewerton Teixeira (Brésil)
3. Goderzi Kapanadze (Russie)
4.Makoto Akaishi (Japon)
5.Zahari Damyanov (Bulgarie)
6.Nikolai Davydov (Russie)
7.Alexander Yeremenko (Ukraine)
8.Ilya Karpenko (Russie)

the 4 last world champion open tournament iko