Kuuga is a Japanese tokusatsu television series that aired from 2000 to 2001. It is part of the long-running Kamen Rider franchise and features a hero who transforms into the titular character, Kamen Rider Kuuga, to battle monsters known as Grongi. The show is known for its darker themes and complex storytelling, appealing to both children and adult audiences. The protagonist, Yuusuke Godai, discovers a mysterious belt that grants him the ability to transform into Kuuga. Each form of Kuuga has unique powers and abilities, allowing him to adapt to different challenges. The series explores themes of courage, justice, and the struggle between good and evil.