Japan extended their record winning streak to 10 games with a nail-biting 26-23 victory over Italy on Saturday.
International Rugby Board chief Brett Gosper has urged SANZAR to pick Japan as the 18th team in a newly expanded Super Rugby competition,
Japan rallied with 25 unanswered points in the second half to beat Canada 34-25 in a Pacific Nations Cup match.
Steve Borthwick's appointment as Japan's forwards coach will give them a huge boost at the World Cup according to coach Eddie Jones.
Retiring Saracens captain Steve Borthwick will take up a coaching role with Eddie Jones' Japan at the conclusion of the Premiership this weekend.
Eddie Jone's Brave Blossoms have qualified for the 2015 rugby World Cup by thrashing Hong Kong 49-8 in Tokyo.
Australian back row forward George Smith has signed a two-year deal with rising French second division side Lyon.
Japan coach Eddie Jones said he was "fine" on Friday and expected to make a full recovery after a stroke which left him in hospital for nearly 40 days.
Japan coach Eddie Jones has been released from hospital nearly 40 days after suffering a stroke ahead of their clash with the All Blacks.
Japan's hosting of the 2019 World Cup will re-ignite interest in the sport in the country.
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