Kamen Rider Accel is a character from the popular Japanese franchise Kamen Rider, which features heroes who transform to fight evil. Accel is known for his high-speed abilities and is a key character in the series Kamen Rider W. He transforms using the Accel Driver and gains powers from the Accel Memory. In the series, Accel is portrayed as a police officer named Ryu Terui, who fights against the villainous organization known as Museum. His character embodies themes of justice and determination, often facing challenges to protect the city and its citizens from various threats.