FC Tokyo SOCIO is the supporter membership identity used by FC Tokyo for annual-ticket holders. The club describes SOCIO members not simply as season-ticket customers, but as companions and partners who walk with FC Tokyo through the season.
The SOCIO structure remains active for the 2026/27 season and represents one of the clearest formal supporter communities around the club, combining long-term match attendance with a strong sense of belonging to the blue-and-red support.