| Season | 2020 |
|---|---|
| Dates | 27 June – 20 December |
| Champions | Blaublitz Akita (2nd title) |
| Promoted | Blaublitz Akita SC Sagamihara |
| Relegated | none (for season 2020 only) |
| Matches played | 306 |
| Goals scored | 791 (2.58 per match) |
| Top goalscorer | Kaito Taniguchi Roasso Kumamoto (18 goals) |
| Biggest home win | 5 - 0 Azul Claro Numazu v Cerezo Osaka U23 |
| Highest scoring | 6-4 Kagoshima United v Gamba Osaka U23 5-5 Yokohama Sports & Culture Club v Gamba Osaka U23 |
| Longest winning run | 9 Blaublitz Akita 27 June to 9 August 2020 |
| Longest unbeaten run | 28 Blaublitz Akita 27 June to 18 November 2020 |
| Highest attendance | 6,297 Nagano v Grulla 0-2 |
| Lowest attendance | 0 (due to COVID-19) |
| Total attendance | 348,875 [1] |
| Average attendance | 1,140 |
← 2019 2021 →
All statistics correct as of 20 December 2020. | |
The 2020 J3 League, referred to as the 2020 Meiji Yasuda J3 League (Japanese: 2020 明治安田生命J3リーグ, Hepburn: 2020 Meiji Yasuda Seimei J3 Rīgu) for sponsorship reasons, was the 7th season of J3 League under its current name.
Blaublitz Akita won the J3 title for the second time in their history. They were promoted to the 2021 J2 League alongside SC Sagamihara. Both teams won promotion for the J2 League for the first time.