{"version":"1.0","type":"card","id":"3d47f010-8405-4d1f-bed1-a87c00b80c8c","url":"https://stacklist.com/card/3d47f010-8405-4d1f-bed1-a87c00b80c8c","title":"Do-Dodonpa - Wikipedia","source_url":"https://en.wikipedia.org/wiki/Do-Dodonpa","note":"Do-Dodonpa is a roller coaster located at Fuji-Q Highland in Japan, known for its extreme speed and acceleration. It holds the record for the fastest launch of any roller coaster in the world, providing a thrilling experience for adrenaline seekers.","image":{"url":"https://ucarecdn.com/666ad6fc-c799-4fd4-a7f7-c4e487ac43ae/","alt":"Do-Dodonpa - Wikipedia","width":1280,"height":800},"stack":{"id":"69ac9b42-0444-4d46-884e-02163316d502","title":"World's Fastest Roller Coasters — Speed Records, Official Sources & the Launch-Speed Distinction","url":"https://stacklist.com/c/technology/stack/69ac9b42-0444-4d46-884e-02163316d502"},"created_at":"2026-07-02T10:06:08.593Z","updated_at":null,"aco":{"summary":"Do-Dodonpa (formerly Dodonpa) was a steel launched roller coaster at Fuji-Q Highland in Japan that opened in 2001 as the world's fastest coaster, reaching 180 km/h in 1.56 seconds via compressed air propulsion. The ride was permanently closed in 2024 after multiple reports of riders sustaining broken bones led to its indefinite shutdown in 2021.","tags":["roller-coaster","fuji-q-highland","do-dodonpa","japan","amusement-park","compressed-air-launch","steel-coaster"],"key_entities":[{"name":"Fuji-Q Highland","type":"location","confidence":0.99},{"name":"S&S – Sansei Technologies","type":"organization","confidence":0.95},{"name":"Do-Dodonpa","type":"technology","confidence":0.99},{"name":"Fujiyoshida, Yamanashi","type":"location","confidence":0.9},{"name":"Top Thrill Dragster","type":"technology","confidence":0.85},{"name":"Cedar Point","type":"location","confidence":0.8},{"name":"Intermountain Lift, Inc.","type":"organization","confidence":0.8},{"name":"compressed air launch","type":"concept","confidence":0.9},{"name":"Six Flags Magic Mountain","type":"location","confidence":0.75}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-opus-4-6","tool":"@stacklist/mcp-server@2.0.0","confidence":0.85,"timestamp":"2026-07-02T10:06:18.866Z"},"token_counts":{"approximate":2536,"cl100k":2809},"content_hash":"sha256:8a71bd9dd16137935f0482dbbde6463209a87a60d5f4cffd74a6b9160771beaf","acp_version":"0.2","body_available":true,"body_tokens":2536,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/3d47f010-8405-4d1f-bed1-a87c00b80c8c.json","html":"https://stacklist.com/card/3d47f010-8405-4d1f-bed1-a87c00b80c8c","md":"/api/public/card/3d47f010-8405-4d1f-bed1-a87c00b80c8c.md","stack_json":"/api/public/stack/69ac9b42-0444-4d46-884e-02163316d502.json"}}