Kanaphan Puitraku, nicknamed First, is an actor. He completed his secondary education in Suankularb Wittayalai School. He started his acting career after auditioning from a pool of 100 teenagers and got the main role for The Assassin: ฆาตกร, a movie produced for Children's Day in 2016. In 2017, he participated in the "Cool Man Good Man" competition where he placed fourth and became part of KAZZ Magazine's photo shoot in November 2017.
He was then tapped by KA Cosmetics, together with Poompat Iam-samang (Up), for a yaoi television advertisement which later on became viral. Since then First is an artist under GMMTV where has played in notable roles multiple dramas including "Wake Up Ladies", "Wolf", "Blacklist", and "The Shipper".
