"Auau" Thanaphum Sestasittikul, born in Pathum Thani, Thailand, is a singer and actor under Domundi (ดูมันดิ). Alongside some fellow LAZ iCON contestants who didn't make the final cut, he was a member of the boygroup DVI (ดี-วาย) under 4nologue (โฟร์โนล็อค) until 4nologue ended music production in February 2024 and all artists were released from their contracts . After graduating from Saint Gabriel's College, he went on to study communication arts at Silpakorn University.

Auau was previously managed by Exact Scenario.