The Junior Japan squad was formed in 2012 from players just outside the main Japanese national squad. In the first year, the team played a match in Tokyo against the Tongan national side, before joining the Pacific Rugby Cup in 2013.[2]
^"Junior Japan Sugadaira Camp". Rugby in Japan Newsletter Volume 9, No.30. 14 August 2012. Archived from the original on 29 January 2015. Retrieved 29 January 2015.