This is Takabisha. Currently the world's steepest roller coaster in Japan at Fuji-Q Highland. A clone of this ride (which is stated to be steeper) will be coming to the US in
This Is the Steepest Roller Coaster in the World
Takabisha: Thrill seekers on world's steepest roller coaster drop in Japan | Daily Mail Online
World's Steepest Roller Coaster to Open in Japan | WIRED
Takabisha. One of the World's Steepest Rollercoaster in Fuji-Q Highland Yamanashi, Japan : r/nextfuckinglevel
Takabisha may look goofy to unknowing eyes, but it really packs a punch! : r/rollercoasters
The Steepest Roller Coaster in the World – The global experience, as told by SDSU students