One kind of musical instrument covered with leather. This instrument is also known as mṛdaṇga. When Vasudeva was born, the gods were playing ānaka(anaka) or mṛdaṇga (mridanga). In Mahābhārata (Mahabharata) and the Purāṇas (Purana), it is found that this instrument was played before some festivities, celebrations, before the beginning of a battle or to celebrate a victory in war.