Sansei Technologies, Inc. plans, designs, manufactures, installs, repairs, and maintains amusement rides, stage equipment, elevators, and other engineered equipment across Japan, North America, the United States, Europe, and Asia. Its amusement rides include dark rides, omnimovers, observation towers, boat rides, flume rides, tea cup rides, sky journey rides, train rides, roller coasters, and thrill rides. The company also supplies stage equipment such as floor mechanisms (including Seri stage elevators), orchestra and revolving stage systems, rigging systems, lighting, audio and screen equipment, stage curtains, backdrops, acoustic equipment, and control systems for small halls, adaptable stages, event halls, sports halls, and studios. In addition, it offers property management and logistics services, repair and maintenance services, operates and manages amusement facilities, and rents electric and mechanical equipment for TV programs, concerts, stages, and events. Formerly known as Sansei Yusoki Co., Ltd., it changed its name to Sansei Technologies, Inc. in January 2014. The company was incorporated in 1951 and is headquartered in Osaka, Japan.