Masutatsu Yano has four losses against four opponents on his MMA record. For a list of Yano's best fights, refer to "Best fights of Masutatsu Yano".
On June 15, 2001 Masutatsu Yano faced off against Yasuhito Namekawa at age 25. He was coming in with a record of 0-4 (0), and Namekawa was 26 years old and with a record of 11-9-1 (7). Yano lost the fight via 2nd-round submission.
On August 27, 2000 Masutatsu Yano faced off against Kazuo Takahashi at age 25. He was coming in with a record of 0-3 (0), and Takahashi was 31 years old and with a record of 17-14-3 (12). Yano lost the fight via 1-round unanimous decision.
On January 23, 2000 Masutatsu Yano faced off against Daisuke Ishii at age 24. He was coming in with a record of 0-2 (0). Yano lost the fight via 1st-round KO.
On November 19, 1999 Masutatsu Yano faced off against Katsuhisa Fujii at age 24. He was coming in with a record of 0-1 (0), and Fujii was 27 years old and with a record of 1-3 (1). Yano lost the fight via 2nd-round TKO.