- Where
- 5 spots inside the Tokyo Metropolitan Government Building (Citizens Plaza, North & South Observatories, Tourism PR Corner, Nishi-Shinjuku Smart City Lab)
- Period
- Aug 8 - Aug 23, 2026, 10:00-17:00 daily (reception until 16:30)
- How to play
- Pick up a sheet at the reception on the 1st floor of Main Building No.1 and collect all 5 stamps. Includes quizzes about the Tokyo Metropolitan Government
- Prize
- Original "Toseijin" sticker for completing all 5; capsule-toy goods for correct quiz answers
- Note
- Hosted by the Tokyo Metropolitan Government Bureau of Finance. Free to join
