Seiryu, Seiryū, or Seiryuu may refer to:
Places Seiryu Miharashi Station, a railway station on the Nishikigawa Seiryū Line Seiryū-Shin-Iwakuni Station, is a railway station in Iwakuni, Yamaguchi Seiryū-ji, a Kōyasan Betsuin (affiliate temple) located in Aomori, Aomori Prefecture Gifu Seiryu Half Marathon, an annual half marathon road running competition Nishikigawa Seiryū Line, a Japanese railway line connecting Kawanishi and Nishikichō stations OKB Gifu Seiryu Arena, an arena in Gifu, Gifu, Japan
People , Japanese photographer , Japanese professional baseball player
Characters Seiryū (Fushigi Yūgi), a character in Fushigi Yūgi anime Seiryū (YuYu Hakusho), a character in YuYu Hakusho anime Seiryū, the guardian of the East Gate of The Imperial Palace in Accel World
Others Azure Dragon, a Chinese constellation symbol Seiryu, a cultivar of the Japanese maple Seiryu stone, a kind of stone popular in aquariums, especially for aquascaping JS Seiryū (SS-509), a Japanese Sōryū-class submarine