Seiso may refer to:
5S (methodology)#Shine (seiso 清掃), a workplace cleanliness routine Seiso Mohai, a South African politician from the Free State Seiso Moyo, a Zimbabwean politician Seisō, a disciple of Shōgei Seiso, a son of Ashikaga Yoshiakira Seiso, a child of Kujō Moronori Seisō Genbō (聖宋元宝), a form of Japanese currency Seiso Academy from the Japanese role-playing game La Corda d'Oro Seiso Electric Railway, a predecessor to the bus company Keisei Bus Chiba East
See also