is a centerless non-rotating

Ferris wheel A Ferris wheel (also called a Giant Wheel or an observation wheel) is an amusement ride consisting of a rotating upright wheel with multiple passenger-carrying components (commonly referred to as passenger cars, cabins, tubs, gondolas, capsule ...

at Tokyo Dome City in Bunkyo, Tokyo, Japan. Big O has a diameter of . Tokyo's largest roller coaster, the Thunder Dolphin, passes through the centre of the wheel. Big O was constructed by

Mitsubishi Heavy Industries is a Japanese multinational engineering, electrical equipment and electronics corporation headquartered in Tokyo, Japan. MHI is one of the core companies of the Mitsubishi Group and its automobile division is the predecessor of Mitsubishi Mo ...

. Construction was completed in March 2003, and the ferris wheel was opened to the public in May 2003. Big O was listed as the world's first centreless Ferris wheel by ''

Guinness World Records ''Guinness World Records'', known from its inception in 1955 until 1999 as ''The Guinness Book of Records'' and in previous United States editions as ''The Guinness Book of World Records'', is a reference book published annually, listing world ...

''. Joysound

karaoke Karaoke (; ; , clipped compound of Japanese ''kara'' "empty" and ''ōkesutora'' "orchestra") is a type of interactive entertainment usually offered in clubs and bars, where people sing along to recorded music using a microphone. The music i ...

machines were added to eight of its forty gondolas in August 2017.

References

External links

Tokyo Dome City: Attractions
Ferris wheels in Japan {{Amusement-ride-stub