Vehicle air conditioner

A vehicle air conditioner includes an evaporator configured to cool air, a heater core provided on a downstream side of the evaporator, a plurality of doors provided between the evaporator and the heater core, a central air path formed on the downstream side of the evaporator, and provided with a first door 61 of the plurality of doors, a first side air path formed on one side of the central air path, and provided with a second door 71 of the plurality of doors, a second side air path formed on the other side of the central air path, and provided with a third door 81 of the plurality of doors, a sub-case 60 configured to form the central air path, and first and second division cases 70, 80 configured to sandwich the sub-case from right and left.