Puywan (Quechua for heart of an animal, Hispanicized spelling Puihuan) is a mountain in the northern sector of the Waytapallana mountain range in the Andes of Peru, about high. It is situated in the JunÃÂn Region, Huancayo Province, Pariahuanca District, and in the Concepción Province, Comas District. Puywan lies southeast of T'illu and northeast of Ch'uspi.