The Daihatsu Boon (Japanese: ダイハツ・ブーン, Hepburn: Daihatsu Būn) is a subcompact car produced by Japanese automaker Daihatsu since 2004, and also sold under Toyota brand as the Toyota Passo (Japanese: トヨタ・パッソ, Hepburn: Toyota Passo). The Passo was once sold at Toyota Corolla Store Japanese dealerships until it was consolidated with other Toyota dealers in 2020.