Family His father,
Seiji Sakaguchi, was a former professional wrestler and judoka known as the "Great Sakaguchi". Kenji himself is well-versed in martial arts, having attained a second-degree black belt in
judo. His older brother, Yukio, was a self-employed
mixed martial artist and
professional wrestler.
Relationships and marriage Sakaguchi dated actress
Koyuki, with whom he co-starred in the 2002 television drama ''Serchin' for my Polestar,'' until 2005. In 2009, weekly magazines reported that he was dating model Yumi Sakurai. They dated for four years until their relationship ended in 2013. He revealed that they began dating in the summer of the previous year. The couple has three children together. A son was born on September 20, 2014, their second son on May 29, 2016, and their third child, a daughter, was born in 2018. ==Filmography==