Pongsapak Udompoch

Pongsapak Udompoch (; born 5 November 2003), nicknamed Santa . Previously an actor under Studio Wabi Sabi, he continued his acting career under Thai television production agent GMMTV in April 2024. He then gained widespread recognition for his role as Gun in the 2024 series Perfect 10 Liners. In December 2024, he later became a member of the Thai pop boy band JASP.ER under Riser Music. Before debuting in the group, he had been a K-pop trainee in South Korea for six months, participating in the 2023 survival show Fantasy Boys.

Early life and education Pongsapak was born in Thailand. Initially passionate about technology, he dreamed of working as a programmer. However, after being inspired by BTS, he developed aspirations of pursuing a career as an idol. His ambitions as an artist solidified after participating in contests such as To Be Number One Idol 9 in 2019 and Fantasy Boys in 2023. While in college, he was involved in school events, such as serving as the MC for the student orientation ceremony.

Filmography Television series

Variety shows

Discography Soundtrack appearances YearTitleSoundtrackLabelRef.2024 "วันนี้ (Perfect)" with Force Jiratchapong, Book Kasidet, Perth Tanapon, Junior Panachai and Mark JiruntaninPerfect 10 Liners OST GMMTV Records "แค่เธอเท่านั้น (No One Else)" with Perth Tanapon 2026"อะ-รัก-อะ-รัก (A-Rak-A-Rak)" with Perth TanaponLove You Teacher OST "พบฟ้า (My Sky)"

Singles YearTitleLabelNotesRef.2024"แรงอีกนิด (Sadistic)" Riser MusicJASP.ER 1st digital single 2025"ถอด (Take It Off)"JASP.ER 2nd digital single "อยู่ไม่ไหว（Be with Me)" with Perth Tanapon GMMTV Records Credited for lyrics and melody "Touch" Riser MusicJASP.ER 3rd digital single 2026"Love Feels So Fast"GMMTV RecordsLOL Fan Fest 2026 "Love Scene" Riser MusicJASP.ER 4th digital single "Wish"JASP.ER 5th digital single

Composer credits YearSong titleLabelRef.2025"อยู่ไม่ไหว (Be with Me)"GMMTV Records 2025Perfect 10 Liners Mid Term Perfect 10 Liners Bye Nior Fan Party MCC Hall Perfect 10 Liners Bye Nior After Party Perfect 10 Liners Fan Meeting JapanEbisu the Garden Hall PhilippinesSamsung Hall Perth Santa JIB Dream Fan Meeting ItalyHilton Rome Airport Hotel Perfect 10 Liners Fan Meeting VietnamHoa Binh District 10 Cultural Center 2026 Me and Thee Fan Party ThailandUnion Hall Santa 1st Fan Sign in Shanghai ChinaShanghai Love You Teacher Lesson One ThailandBhiraj Hall Santa Fan Sign in Tianjin ChinaTianjin Love You Teacher Final EP. Fan Meeting ThailandMCC Hall

Concerts

Other

Awards and nominations with JASP.ER Kazz AwardsRookie Artist Award with JASP.ER Perfect 10 LinersCouple Of The Year

with Perth Tanapon Feed x Khaosod AwardsCouple Of The Year with Perth Tanapon Y Entertain AwardsRising Star Couple with Perth Tanapon Maya TV AwardsMale Couple of the Year Award with Perth Tanapon Rising Star Male of the Year Howe AwardsHowe Shining Male Award Howe The Best Couple Award with Perth Tanapon2026 Kazz Awards Youth Choice of the Year