Ryūsei, Ryusei or Ryuusei may refer to:
Vehicles , a World War II Japanese bomber , a NASDA reentry demonstrator , a Japanese transport ship during World War II
Other Ryūsei (given name), a masculine Japanese given name , a Go competition , a single by Japanese rock band FLOW Ryusei (song), a CD single by Sandaime J Soul Brothers from Exile Tribe Ryūsei-ha, a Japanese school of ikebana , a type of gunpowder signal rocket used in medieval Japan
See also Longjing (disambiguation), Ryūsei in Japanese