Japanese Big Four

The Japanese Big Four are the large motorcycle manufacturing companies of Japan:^[1][2][3]

• Honda, which produces motorcycles since 1946^[4][5][6]
• Suzuki, which produces motorcycles since 1952^[7]
• Kawasaki, which produces motorcycles since 1954^[8]
• Yamaha, which produces motorcycles since 1955^[9]