Tags: Wrestler.
Atsushi Sakai (境 敦史 Sakai Atsushi born May 20 1983) is a Japanese professional wrestler better known under the ring name Kai (stylized in all capital letters). Best known for his work in the All Japan Pro Wrestling promotion Kai is an accomplished junior heavyweight wrestler having won the AJPW World Junior Heavyweight Championship twice and the AJPW Junior League also twice (2008 and 2011) while he and Kaz Hayashi also won the 2011 Junior Tag League.