Tsuyoshi Yokoyama (born June 29, 1983), better known as is a Japanese

kickboxer Kickboxing ( ) is a full-contact hybrid martial art and boxing type based on punching and kicking. Kickboxing originated in the 1950s to 1970s. The fight takes place in a boxing ring, normally with boxing gloves, mouth guards, shorts, and ...

who competes in the

welterweight Welterweight is a weight class in combat sports. Originally the term ''welterweight'' was used only in boxing, but other combat sports like muay Thai, taekwondo, and mixed martial arts also use it for their own weight division system to classify th ...

division. He comes from a

Seidokaikan is a traditional full contact karate derived from Kyokushin by Kazuyoshi Ishii. Seidokaikan organized the first professional full contact karate tournament named the Karate World Cup. The Karate World Cup had special extension rounds; if the ju ...

karate (; ; Okinawan language, Okinawan pronunciation: ), also , is a martial arts, martial art developed in the Ryukyu Kingdom. It developed from the Okinawan martial arts, indigenous Ryukyuan martial arts (called , "hand"; ''tī'' in Okinawan) un ...

background and is known for his unorthodox kicks.

Biography and career

Yamamoto began practicing

at the age of 13. His brother Shingo Yokoyama is also a kickboxer. In 2003 he became the 5th All Japan

Lightweight Champion. He made his professional kickboxing debut on August 16, 2008, when he defeated Marcelo Nascimento by a unanimous decision. In his following fight he made his debut in the

K-1 K-1 is a professional kickboxing promotion established in 1993 by karateka Kazuyoshi Ishii. Originally under the ownership of the Fighting and Entertainment Group (FEG), K-1 was considered to be the largest Kickboxing organization in the worl ...

promotion at 'the ''

K-1 World MAX 2009 World Championship Tournament Final 8 This is a list of events held and scheduled by the K-1, a Japanese kickboxing promotion. The first event, K-1 Sanctuary I, took place on March 30, 1993, at Kōrakuen Hall in Tokyo, Japan. Since its inception, K-1 events were organized by the Fig ...

'' and was knocked out by Jae Gil Noh. Following this he went on an eight fight unbeaten run consisting of seven wins and one draw. He returned to K-1 in a tournament reserve match at '' K-1 World MAX 2011 -70kg Japan Tournament Final'' on September 25, 2011. He defeated Yoshi via a unanimous decision.K-1 MAX Announces New Show; K-1 Grand Prix Tournament Rumors
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Titles

* 5th Seido Kaikan All Japan Lightweight Champion (2003)

Kickboxing record

, - , , Win , align=left,

Yoshi Yoshi is a fictional dinosaur who appears in video games published by Nintendo. Yoshi debuted in '' Super Mario World'' (1990) on the SNES as Mario and Luigi's sidekick. Throughout the mainline '' Super Mario'' series, Yoshi typically serves ...

, K-1 World MAX 2011 -70kg Japan Tournament Final ,

Osaka, Japan is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama. With a populatio ...

, Decision (unanimous) , 3 , 3:00 , 9-1-1 , , - , , Win , align=left, Kimuisaku , Gladiator 21 ,

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

, KO (left hook to the body) , 1 , 2:27 , 8-1-1 , , - , , Win , align=left, Yusuke Fukuda , HEAT 18 ,

, Decision (Unanimous) , 3 , 3:00 , 7-1-1 , , - , , Win , align=left, Takeshi Yoshitsugu , ACCEL: Heavyweight Tournament Opening Round ,

, KO (right hook) , 2 , - , 6-1-1 , , - , , style="background: #c5d2ea", Draw , align=left, Kosuke Yamauchi , Sengoku: Soul of Fight ,

Tokyo, Japan Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...

, Decision draw , 3 , 3:00 , 5-1-1 , , - , , Win , align=left,

Courage Courage (also called bravery, valour ( British and Commonwealth English), or valor (American English)) is the choice and willingness to confront agony, pain, danger, uncertainty, or intimidation. Valor is courage or bravery, especially in ...

, Legend 1: Land of Fire ,

, TKO , 3 , 0:29 , 5-1 , , - , , Win , align=left, Shingo Takayama , Gladiator 11 ,

, Decision (split) , 3 , 3:00 , 4-1 , , - , , Win , align=left, , Gladiator 6 ,

, TKO (corner stoppage) , 2 , 2:29 , 3-1 , , - , , Win , align=left, Munjefun , Gladiator Okayama: Japan-Korea Friendship ,

Okayama, Japan is a prefecture of Japan located in the Chūgoku region of Honshu. Okayama Prefecture has a population of 1,826,059 (1 February 2025) and has a geographic area of 7,114 km2 (2,746 sq mi). Okayama Prefecture borders Tottori Prefecture to the nort ...

, Decision (unanimous) , 3 , 3:00 , 2-1 , , - , , Loss , align=left, Jae Gil Noh ,

, KO (straight right) , 3 , 2:01 , 1-1 , , - , , Win , align=left,

Marcelo Nascimento Marcelo Luis Do Nascimento (born 20 October 1980) is a Brazilian professional boxer. At regional level, he has challenged once for the PABA heavyweight title in 2012, and the PABA interim heavyweight title in 2014. Professional career Nascimen ...

, Gladiator: Korea Friendship International Martial Arts Tournament ,

, Decision (unanimous) , 3 , 3:00 , 1-0 , , - , - , colspan=10 , ''Legend'':

References

External links

K-1 Profile
{{DEFAULTSORT:Yokoyama, Go 1983 births Living people Japanese male kickboxers Welterweight kickboxers Japanese male karateka Martial artists from Hyōgo Prefecture