Japan Roller Coaster the Thunder Dolphin is an impressive roller coaster to look at. It is 3,500 ft (1,100 m) long, 262 ft (80 m) at it’s highest reach, and drops 218 ft (66 m) at an 80 degree angle. In japan for a vacation or for work, one must never missed riding the roller coasters there. Here's filmed during Theme Park Review's Japan group roller coaster. Here are some Pedal-Powered Japanese Roller Coaster From below.