Shimozuma Rairyū

nihongo|Shimozuma Rairyū|下間頼竜| (1552-1609) was a guardian-monk of the Honganji Temple.

Between the Honganji and Oda Nobunaga, Rairyū negotiated peace. It is known that Rairyū was very fond of tea ceremonies. Rairyū invited a master of tea, Tsuda Sōtatsu over to join him in a ceremony of tea.