Having received Japanese Citizenship in 2017, Valu played for Sunwolves in Super Rugby and Panasonic Wild Knights in Japan's domestic Top League.
After 4 Top League seasons for Panasonic Wild Knights Valu received his first call-up to his adopted country, Japan's senior squad ahead of the 2017 end-of-year rugby union internationals.
He cemented his place in the 31-man squad for the 2019 Rugby World Cup and went into the quarter-finals of the tournament with 13 caps for Japan.
|Panasonic Wild Knights
|2015 - present|
|2017 - present|
|2018 - present|