The Nāgas tend to be the followers of Virūpākṣa (Pāli: Virūpakkha), one of many 4 Heavenly Kings who guards the western course. They work as guards upon Mount Sumeru, safeguarding the dēvas of Trāyastriṃśa from attacks via the asuras. The nāga in Indonesia predominantly derived and influenced by Indic custom, https://128.199.208.170/