The Japan women's national rugby union team (Ragubī joshi nihon daihyō (ラグビー女子日本代表), nicknamed Sakura Fifteen) are a national sporting side of Japan, representing them at rugby union.

[1] Japan made their international debut at the 1991 Women's Rugby World Cup.

Japan qualified for the 2021 Rugby World Cup in New Zealand after a revision of Asia's qualification was made due to the global pandemic.

[4] In November 2021, Japan toured Europe and played test matches against Ireland, Scotland and Wales.

[9] Scotland ran in six tries to give the Sakura's their second loss 36–12, at the DAM Health Stadium in Edinburgh.