2019 J1 League

The 2019 J1 League, also known as the 2019 Meiji Yasuda J1 League (2019 明治安田生命J1リーグ) for sponsorship reasons, was the 27th season of the J1 League – the top Japanese professional league for association football clubs since its establishment in 1992. This was fifth season of J1 League as renamed from J. League Division 1.

Kawasaki Frontale were the defending champions.

Clubs
A total of 18 clubs contested the league. There were only two changes from 2018, since Kashiwa Reysol and V-Varen Nagasaki were relegated to the 2019 J2 League while Júbilo Iwata defeated Tokyo Verdy in the promotion/relegation play-off. 2018 J2 League champions Matsumoto Yamaga returned to the J1 League after three seasons of absence, while Oita Trinita returned to the top tier after six seasons.

Foreign players
As of 2019 season, there are no more restrictions on a number of signed foreign players, but clubs can only register up to five foreign players for a single match-day squad. Players from J.League partner nations (Thailand, Vietnam, Myanmar, Malaysia, Cambodia, Singapore, Indonesia and Qatar) are exempt from these restrictions.
 * Players name in bold indicates the player is registered during the mid-season transfer window.

Promotion–relegation playoffs
Shonan Bellmare remains in J1 League. Tokushima Vortis remains in J2 League.

Hat-tricks
4 Player scored 4 goals
 * Note