The 2021 season was the 49th season in the existence of Júbilo Iwata and the club's second consecutive season in the second division of Japanese football.
The 2022 J2 League, also known as the 2022 Meiji Yasuda J2 League for sponsorship reasons, was the 24th season of the J2 League, the second-tier Japanese professional league for association football clubs, since its establishment in 1999.
The 2020 season was the 48th season in the history of Júbilo Iwata and the club's first season back in the second division of Japanese football since 2015.
The 2022 Mito HollyHock season is the 25th straight season since being introduced in 1998 to a national-level league, the Japan Football League. It is also the 23rd consecutive season that Mito HollyHock has played in the J2 League.
The 2023 J2 League, also known as the 2023 Meiji Yasuda J2 League for sponsorship reasons, is the 25th season of the J2 League, the second-tier Japanese professional league for association football clubs, since its establishment in 1999.
The 2023 season was Júbilo Iwata's 51st season in existence and the club's first season back in the second division of Japanese football. In addition to the domestic league, Júbilo Iwata participated in this season's edition of the Emperor's Cup.
The 2023 season is Tokushima Vortis's 68th season in existence and the club's second consecutive season in the second division of Japanese football. In addition to the domestic league, Tokushima Vortis will participate in this season's edition of the Emperor's Cup.
The 2023 season is Zweigen Kanazawa's 67th season in existence and the club's ninth consecutive season in the second division of Japanese football. In addition to the domestic league, Zweigen Kanazawa will participate in this season's edition of the Emperor's Cup.
The 2023 season is Mito HollyHock's 29th season in existence and the club's 23rd consecutive season in the second division of Japanese football. In addition to the domestic league, Mito HollyHock will participate in this season's edition of the Emperor's Cup.
The 2023 season is V-Varen Nagasaki's 19th season in existence and the club's fifth consecutive season in the second division of Japanese football. In addition to the domestic league, V-Varen Nagasaki will participate in this season's edition of the Emperor's Cup.
The 2023 season is Vegalta Sendai's 35th season in existence and the club's second consecutive season in the second division of Japanese football. In addition to the domestic league, Vegalta Sendai will participate in this season's edition of the Emperor's Cup.
The 2023 season is Thespakusatsu Gunma's 28th season in existence and the club's fourth consecutive season in the second division of Japanese football. In addition to the domestic league, Thespakusatsu Gunma will participate in this season's edition of the Emperor's Cup. This season is last name as Thespakusatsu Gunma for 2023 and rebranding to Thespa Gunma from 2024 season.
The 2023 season is JEF United Chiba's 77th season in existence and the club's 14th consecutive season in the second division of Japanese football. In addition to the domestic league, JEF United Chiba will participate in this season's edition of the Emperor's Cup.
The 2023 season was FC Machida Zelvia's 34th season in existence and the club's eighth consecutive season in the second division of Japanese football. In addition to the domestic league, FC Machida Zelvia also participated in this season's edition of the Emperor's Cup.
The 2023 season is Roasso Kumamoto's 54th season in existence and the club's second consecutive season in the second division of Japanese football. In addition to the domestic league, Roasso Kumamoto will participate in this season's edition of the Emperor's Cup.
The 2023 season is Shimizu S-Pulse's 32nd season in existence and the club's first season back in the second division of Japanese football since 2016. In addition to the domestic league, Shimizu S-Pulse will participate in this season's edition of the Emperor's Cup and the J.League Cup.
The 2023 season is Ventforet Kofu's 58th season in existence and the club's sixth consecutive season in the second division of Japanese football. In addition to the domestic league, Ventforet Kofu will participate in this season's edition of the Emperor's Cup. The club will be making their debut in the AFC Champions League, having secured their place after winning the Emperor's Cup.
The 2023 season is Oita Trinita's 29th season in existence and the club's second consecutive season in the second division of Japanese football. In addition to the domestic league, Oita Trinita will participate in this season's edition of the Emperor's Cup.
The 2023 season is Montedio Yamagata's 39th season in existence and the club's eighth consecutive season in the second division of Japanese football. In addition to the domestic league, Montedio Yamagata will participate in this season's edition of the Emperor's Cup.
The 2024 season is the 30th season in the existence of Thespa Gunma. The club participates in the J2 League, the Emperor's Cup and the J.League Cup.