Hey! Say! JUMP Official Account Launches Fan Stamp Rally Ahead of S sɑy Tour Release

The official Storm Labels account for Hey! Say! JUMP (@JUMP_Storm) posted that the “S sɑy Stamp Rally” is starting soon, with related goods/tour content releasing next week (around Sept 2). Fans are invited to complete fun tasks related to the DOME TOUR 2025-2026 S sɑy, post with #Ssɑy達成, and collect stamps. It is trending due to strong engagement from the group’s dedicated fanbase (2k+ likes, 450+ reposts, 20k+ views shortly after posting), who are enthusiastically participating by rewatching teasers and sharing completions.