Martial arts: Sponsors tend to concentrate on a small number of athletes with a combination of popularity and ability, such as Tenshin Nasukawa (photo). Even top-class mixed martial artists earn around 10 million yen a year.
Martial arts: Sponsors tend to concentrate on a small number of athletes with a combination of popularity and ability, such as Tenshin Nasukawa (photo). Even top-class mixed martial artists earn around 10 million yen a year.