Sunao is a unisex Japanese given name, derived from the characters '素' (su) meaning 'pure' and '直' (nao) meaning 'direct'. It's often used for both boys and girls, reflecting the balance between purity and straightforwardness.
Japanese Japan
The name Sunao experienced varied popularity over these years, peaking at 12 births in 1923 and dropping to a low of zero in the unrecorded years.