His father Lieutenant General Tattthongak Phupantachsee is the Provincial Police Chief of Satun province and his mother Chanutaporn Wisitsophon is a former actress who has acted in the famous film Phuean Phaeng (1983) and Ploy Talay.

He was invited to the Phra Maha Phichai Crown ceremony to receive the adornment of the Buddha statue situated in Lat Krabang district.

In 2017, Nawasch made his acting debut by playing Panthit, a new film director in the drama Sai Lub Jub Abb.

Later, he received an opportunity to feature in Sanae Rak Nang Cin, playing Touch, owner of a textile company.

In 2018, Nawasch played his first leading role in the drama Tra Barb See Chompoo, alongside Nalinthip Sakulongumpai.