Shinnosuke Kakinaga (垣永 真之介, Kakinaga Shinnosuke, born 19 December 1991) is a Japanese professional rugby union player who plays as a prop for Japan Rugby League One club Tokyo Sungoliath and the Japan national team.

[1] In his home country he plays for Suntory Sungoliath whom he joined in 2014.

[2][3] He was also named in the first ever Sunwolves squad which will compete in Super Rugby from the 2016 season.

[4] Kakinaga is a Japanese international who debuted against Georgia in 2014, however he did not make the squad for the 2015 Rugby World Cup.

[1]