JEF United Chiba, one of the J. League's founding members, beat Tokushima Vortis in the promotion playoff final to secure their return to J1 after 16 years in the second tier of Japanese soccer. https://www.japantimes.co.jp/sports/2025/12/16/soccer/j-league/jef-united-return-top-flight/?utm_medium=Social&utm_source=mastodon #soccer #jleague #jefunitedchiba #jleague