Figures from this source
- ReportedSealed box secondary price, 1 August 2025 (release+0m)¥11,000
- ReportedSealed box secondary price, 1 September 2025 (release+1m)¥7,777
- ReportedSealed box secondary price, 4 November 2025 (release+3m)¥8,888
- ReportedSealed box secondary price, 6 February 2026 (release+6m)¥8,999
- EstimateSealed box secondary price, August 2026 (release+12m)¥8,800
- EstimateSealed box decline from 2026 peak, April 2026 peak 13,000円 -> October 2026 7,300円