Sione Halasili (born 15 October 1999) is a Tongan-born[1] Japanese rugby union player who plays in positions including Number 8 and Prop.
[2][3] He represents Japan internationally and plays for Kobelco Steelers in the Japan Rugby League One.
He graduated from the Nihon University.
[4] He was included in the Japanese squad as one of two uncapped players for the 2023 Rugby World Cup which was held in France.
[5][6]