The League of Legends Japan League (LJL) is the penultimate League of Legends tournament series in Japan. The LJL was first established in 2014, and every year since has been showcasing top performing Japanese teams and players in the most popular esports game in the world.

In 2025, the LJL is entering a new era with a brand new format, a new identity and is now opening its doors as an open tournament, welcoming more teams than ever before.