Dubbed 'RiN', it not only promotes environmental sustainability, but also looks after its users, with heated seats, an oxygen-level conditioner, pinpoint humidifier and green grass to reduce ultraviolet rays from reaching its passengers. It also does wonderful things to the people outside of the car too, in the form of headlights with light distribution...

http://techdigest.tv/2007/10/toyotas_rin_con.html