Mas Oyama

Masutatsu Oyama
大山 倍達
Oyama in 1954
Born
Choi Yeong-eui (Korean최영의)

(1923-07-27)27 July 1923
Died26 April 1994(1994-04-26) (aged 70)
Tokyo, Japan
Other namesChoi Bae-dal
CitizenshipJapan (after 1968)
SpouseChiyako Oyama (1946–1994)
Children3
Martial arts career
Height173 cm (5 ft 8 in)
StyleKyokushin
TeachersGigō Funakoshi, Gōgen Yamaguchi, Nei-Chu So
Rank  10th Dan Black Belt in Kyokushin Karate
Other information
Notable students(see below)
Japanese name
Kanji大山 倍達
Hiraganaおおやま ますたつ
Katakanaオオヤマ マスタツ
Transcriptions
RomanizationŌyama Masutatsu
Korean name
Hangul
최배달
Hanja
崔倍達
RRChoe Baedal
MRCh'oe Paedal
Kyokushin
Hangul
극진
Hanja
極眞
RRGeukjin
MRKŭkchin

Masutatsu Ōyama (born Choi Yeong-eui; 27 July 1923 – 26 April 1994), commonly known outside Japan as Mas Oyama, was a Korean-Japanese karateka. He was the founder of Kyokushin Karate, considered the first and most influential style of full contact karate.