International Sumo Federation

The International Sumo Federation (IFS) is the largest international governing body of sport Sumo with over 87 member countries. It was formed in 1992 and is the only Sumo organization recognised by the International Olympic Committee and World Anti-Doping Agency.

International Sumo Federation

Sport	Sumo
Jurisdiction	International
Abbreviation	IFS
Founded	1992
Affiliation	ARISF
Affiliation date	1998
Headquarters	1-15-20 Hyakunincho Shinjuku, Tokyo, Japan
President	Kazufumi Minami
Vice president(s)	Mitsuko Yanai Yiu Cheung Mak
Secretary	Fumihiko Nara
Official website
www.ifs-sumo.org

History

Members

International Sumo Federation has 87 established National Sumo Federations.^[1]

Organization

International Sumo Federation encourages the sport's development worldwide, including holding international championships. A key aim of the federation is to have Sumo recognized as an Olympic sport. Accordingly, amateur tournaments are divided into weight classes.

Weight classes

1992–2018

Weight class	Men	Women	Jr. Men*	Jr. Women*
Open	Unrestricted	Unrestricted	Unrestricted	Unrestricted
Heavyweight	≥115 kg	≥80 kg	≥100 kg	≥75 kg
Middleweight	85−115 kg	65–80 kg	80–100 kg	60–75 kg
Lightweight	<85 kg	<65 kg	<80 kg	<60 kg

 *   Age restrictions of 13–18 years old apply

2019–present

Weight class	Men	Women	Jr. Men*	Jr. Women*
Open	Unrestricted	Unrestricted	Unrestricted	Unrestricted
Heavyweight	≥115 kg	≥80 kg	≥100 kg	≥75 kg
Light Heavyweight	100–115kg	73–80 kg	(Unused)
Middleweight	85−100 kg	65–73 kg	80–100 kg	60–75 kg
Lightweight	<85 kg	<65 kg	<80 kg	<60 kg

 *   Age restrictions of 13–18 years old apply

Presidents

Events

Discipline championships

• Sumo World Championships
• European Sumo Championships
• North American Sumo Championships
• Oceania Sumo Championships^[2]

Other events

• Sumo at the World Games
• Sumo at the 2013 World Combat Games

See also

• Japan portal
• Martial arts portal

• Australian Sumo Federation
• Japan Sumo Association
• US Sumo Federation