Saikyo

Saikyo may refer to:
 * Saikyō Line, a Japanese railway line in the Tokyo metropolitan area
 * Saikyō Maru, a Japanese ship involved in the Battle of the Yalu River (1894)
 * Western Capital (disambiguation) (西京), several topics

People with the surname Saikyo include:
 * Haruma Saikyo (born 1998), Japanese kickboxer
 * Yuma Saikyo (born 2000), Japanese kickboxer