This is the Saio princess sitting in a palanquin on wheels. In Saiku, the Saio's palanquin is called Sokaren (葱華輦), meaning "Onion Flower Palanquin" in reference to its onion-shaped giboshi roof ornament.

The Saio palanquin bearers are called Kayocho (駕輿丁) who were chosen from the best gentlemen.