Japan Rugby League One Previous Winners

With the Japan Rugby League One kicking off this Saturday, we took a look at previous winners.

When the league started in 2003, it was called the Top League. In 2022, it changed to Japan Rugby League One.

Top League
2003–04	Kobelco Steelers*
2004–05	Toshiba Brave Lupus
2005–06	Toshiba Brave Lupus
2006–07	Toshiba Brave Lupus
2007–08	Suntory Sungoliath
2008–09	Toshiba Brave Lupus
2009–10	Toshiba Brave Lupus
2010–11	Sanyo Wild Knights
2011–12	Suntory Sungoliath
2012–13	Suntory Sungoliath
2013–14	Panasonic Wild Knights
2014–15	Panasonic Wild Knights
2015–16	Panasonic Wild Knights
2016–17	Suntory Sungoliath
2017–18	Suntory Sungoliath
2018–19	Kobelco Steelers
2019–20	season cancelled
2021	Panasonic Wild Knights
Japan Rugby League One
2022	Saitama Wild Knights
2023	Kubota Spears
2024	Brave Lupus Tokyo

* NEC Green Rockets won the Microsoft Cup in 2003–04. The Cup was considered a separate competition to the Top League prior to 2007.