Sullin
설린 (Sullin) · Real name: Pirada Bunraksa (พิรดา บุญรักษา)
Pirada Bunraksa
November 30, 2006 Thai 168 cm (5'6") Not officially confirmed Type O INFJ
Sullin, born Pirada Bunraksa on November 30, 2006, in Thailand, made history as tripleS's first and only Thai member, revealed as the group's twenty-second member (S22) on April 2, 2024. Before joining MODHAUS, she studied on a pre-medicine track at a prestigious Bangkok high school and trained in dance and vocals at a Thai K-pop academy. Sullin made her official group debut on May 8, 2024, with tripleS's first studio album "Assemble24" as part of the completed 24-member line-up, and soon after debuted with the sub-unit Glow through the digital single "Inner Dance." Known affectionately by fans as the "Thai Princess," Sullin is praised for her soft, gentle vocal tone, elegant visuals, and calm yet playful personality. In September 2025, she was chosen by random draw to lead tripleS's new sub-unit Moon, debuting with the single "Cameo Love" from the mini album "Beyond Beauty" that November. Multilingual and steadily improving her Korean, Sullin continues to represent tripleS's international reach while connecting with the group's fandom WAV through releases including Assemble25 and LOVE&POP pt.1.
Story
Biography
Who Is Sullin of tripleS?
Sullin, born Pirada Bunraksa on November 30, 2006, holds a special place in tripleS history as the group’s first and only Thai member. Revealed as the twenty-second member (S22) on April 2, 2024, Sullin came to MODHAUS after studying on a pre-medicine track at a Bangkok high school and training in dance and vocals at a Thai K-pop academy, bringing a unique international perspective to the 24-member group.
Debut and Glow
Sullin made her official group debut on May 8, 2024, joining the completed 24-member tripleS line-up for the studio album Assemble24 and its lead single “Girls Never Die.” She soon debuted with the sub-unit Glow through the digital single “Inner Dance” in June 2024, sharing the stage with fellow members JiYeon, ChaeWon, and SeoAh.
Leading the Sub-unit Moon
Affectionately nicknamed the “Thai Princess” by fans, Sullin took on a leadership role in September 2025 when she was chosen by random draw to head the new msnz sub-unit Moon. The unit debuted on November 24, 2025, with the single “Cameo Love” from the mini album Beyond Beauty. Sullin has continued to grow alongside tripleS through releases like Assemble25 and LOVE&POP pt.1, praised throughout for her soft, gentle vocal tone and calm, playful personality.
As tripleS’s trailblazing Thai member, Sullin continues to build her presence within the group and its global fandom, WAV.
Profile
Basic Information
| Stage Name | Sullin |
| Full Birth Name | Pirada Bunraksa (พิรดา บุญรักษา) |
| Date of Birth | November 30, 2006 |
| Birthplace | Bangkok, Thailand |
| Hometown | Bangkok, Thailand |
| Nationality | Thai |
| Height | 168 cm (5'6") |
| Weight | Not officially confirmed |
| Blood Type | O |
| Zodiac Sign | Sagittarius |
| MBTI | INFJ |
| Education | Photisarn Phitthayakorn School (pre-medicine track) |
| Agency | MODHAUS |
| Debut | May 8, 2024 (tripleS, Studio Album Assemble24) |
| Languages | Thai, English, Chinese, Korean (improving) |
| Nicknames | Thai Princess, Nun |
| Hobbies | Watching movies, raising a cat, playing computer games, horseback riding |
| Favorite Color | Dark Sea Green (representative color) |
| Ideal Type | Not officially confirmed |
Membership
Groups & Positions
tripleS
MODHAUS
Leader of Moon Member of Glow
2022 - Present
The Lineup
Group Members — tripleS
Yoon SeoYeon
Member
Jeong HyeRin
Member
Lee JiWoo
Member
Kim ChaeYeon
Member
Kim YooYeon
Leader of tripleS, Visual
Kim SooMin
Member
Kim NaKyoung
Dance Leader
Gong YuBin
Member
Kaede
Main Dancer, Main Vocalist
Seo DaHyun
Main Vocalist, Leader of Aria
Kotone
Member
Kwak YeonJi
Member
Nien
Member
Park SoHyun
Member
Xinyu
Member
Mayu
Vocalist, Leader of ∞! (Hatchi)
Lynn
Main Dancer
JooBin
Member
Jeong HaYeon
Member
Park ShiOn
Member
Kim ChaeWon
Member
Sullin
Leader of Moon, Member of Glow
This Idol
SeoAh
Maknae
JiYeon
Leader of Glow
Journey
Career Timeline
2024
Revealed as S22
Officially revealed as tripleS's twenty-second member on April 2, 2024.
2024
Full 24-Member Debut
Made her official group debut with tripleS's first studio album "Assemble24" and lead single "Girls Never Die" on May 8, 2024.
2024
Glow Sub-unit Debut
Debuted with tripleS's eighth sub-unit Glow through the digital single "Inner Dance" on June 21, 2024.
2025
Come True World Tour
Took part in the "tripleS Come True" world tour alongside several members from January to March 2025.
2025
Assemble25 Comeback
Returned with tripleS's second studio album "Assemble25" and lead single "Are You Alive" on May 12, 2025.
2025
Named Leader of Moon
Selected by random draw as the leader of the new msnz sub-unit Moon on September 3, 2025.
2025
Moon Sub-unit Debut
Debuted as leader of Moon with the single "Cameo Love" from the mini album "Beyond Beauty" on November 24, 2025.
2026
LOVE&POP pt.1 Comeback
Returned with the full 24-member group for the mini album "LOVE&POP pt.1" and title track "Baby Flower" on June 1, 2026.
2026
Brief Hiatus After Accident
Took a temporary rest from activities alongside members ChaeYeon and HaYeon following a minor traffic accident on May 13, 2026.
Music
Discography
🎵
N/A
N/A
N/A
💜
Assemble24
Studio Album
2024
💜
Assemble25
Studio Album
2025
💜
Beyond Beauty (Moon)
Mini Album
2025
💜
LOVE&POP pt.1
Mini Album
2026
🎧
Girls Never Die
Digital Single
2024
🎧
Inner Dance (Glow)
Digital Single
2024
🎧
Are You Alive
Digital Single
2025
🎧
Cameo Love (Moon)
Digital Single
2025
🎧
Baby Flower
Digital Single
2026
Recognition
Awards & Achievements
Best New Female Artist
MAMA Awards
2023
First Music Show Win ("Girls Never Die")
The Show
2024
Did You Know?
Trivia & Fun Facts ✨
★
Sullin's birth name is Pirada Bunraksa (พิรดา บุญรักษา).
★
She was born in Bangkok, Thailand, on November 30, 2006.
★
Sullin is the first and only Thai member of tripleS.
★
Her nickname among fans and members is "Thai Princess."
★
Her Thai nickname is Nun.
★
Before debuting, she studied on a pre-medicine track at Photisarn Phitthayakorn School in Bangkok.
★
She trained in dance and vocals at a Thai K-pop academy before joining MODHAUS.
★
She was street-cast in Bangkok before becoming a MODHAUS trainee.
★
Her special talent is horseback riding.
★
Her hobbies include watching movies, raising a cat, and playing computer games.
★
Her favorite Korean food is cheese tteokbokki.
★
She speaks Thai, English, and Chinese, and has been steadily improving her Korean.
★
One of her favorite fictional characters is Harley Quinn.
★
She has an older sister.
★
She was officially revealed as tripleS's twenty-second member (S22) on April 2, 2024.
★
She made her group debut with the completed 24-member tripleS line-up through the album Assemble24 on May 8, 2024.
★
She is a member of tripleS's sub-unit Glow alongside JiYeon, ChaeWon, and SeoAh.
★
On September 3, 2025, she was chosen by random draw to lead the new sub-unit Moon.
★
She is known for her soft, gentle vocal tone and calm yet playful personality.
★
Her representative color within tripleS is Dark Sea Green.
★
In May 2026, she briefly paused activities alongside members ChaeYeon and HaYeon to recover from a minor traffic accident.
★
She took part in tripleS's 2025 "Come True" World Tour.
★
Sullin is praised for her elegant visuals, often described with a "Thai princess" image.
★
She debuted with sub-unit Moon through the single "Cameo Love" in November 2025.
The Fandom
Fan Club & Fan Name 💜
Official Fan Name
WAV
WAV is the official fandom name of tripleS, representing the wave of support fans bring to the group's decentralized, fan-participation-driven concept.
Official Fan Color
Not officially confirmed
N/A
Official Light Stick
heartS
The official tripleS light stick, named heartS, was chosen by WAV through a Gravity fan-voting event and was first announced on May 21, 2024.
Fan Community Platform
Cosmo: The Origin
Cosmo is tripleS' official fan platform app where WAV members collect Como points by purchasing Objekt photocards, then use Como to vote in Gravity events that decide sub-unit lineups, concepts, and other group decisions.
Stay Connected
Social Media
Photos
Gallery 📷
