is a Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese judoka

Judo

is a modern martial art and combat sport created in Japan in 1882 by Jigoro Kano. Its most prominent feature is its competitive element, where the object is to either throw or takedown one's opponent to the ground, immobilize or otherwise subdue one's opponent with a grappling maneuver, or force an...

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Kubota is from Kawasaki, Kanagawa

Kawasaki, Kanagawa

is a city located in Kanagawa Prefecture, Japan, between Tokyo and Yokohama. It is the 9th most populated city in Japan and one of the main cities forming the Greater Tokyo Area and Keihin Industrial Area....

. He began judo at the age of a 2nd grader and after graduation from Kokushikan University

Kokushikan University

is a private university in Setagaya, Tokyo, Japan.Combined teams of the Graduate School of Engineering and the Department of Science and Engineering competed against 130 team and came in 11th place in the 27th Formula SAE in 2007...

, he belonged to Tokyo Metropolitan Police Department

Tokyo Metropolitan Police Department

The Tokyo Metropolitan Police Department serves as the police force for the entire Tokyo metropolis. Founded in 1874, it is headed by a superintendent general, who is appointed by the National Public Safety Commission and approved by the prime minister.The Metropolitan Police, with a staff of more...

Kubota received a gold medal at the Jigoro Kano Cup

Jigoro Kano Cup

The Grand Slam Tokyo is an international judo competition held as part of the IJF Grand Slam series. The 2010 event is planned for December 11-13.- Men :- Women :...

 in 1996 and silver medal at the World Masters Munich in 1997. He also participate Asian Games

Judo at the 1998 Asian Games

The Judo competition at the 1998 Asian Games was contested in fourteen weight classes, seven each for men and women, held at Thammasat University in Thailand.-Men's events:-Women's events:- Medals table :...

 in 1998, but defeated by Kwak Ok-Chol from North Korea

North Korea

The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...

As of 2009, Kubota coaches judo at All-Japan national team and Tokyo Metropolitan Police Department.