Name: B2ST, Pronounced as Beast
Company: Cube Entertainment
Debut Date: October 16th, 2009
Album Release Date: October 14th, 2009


Yoon Doo Joon
Position: Leader/Rapper
Nickname: 3 sec sharing
Education: Kyung Hee Cyber University
DOB: July 4, 1989
Height: 180 cm
Weight: 67 kg
Blood Type: A
Specialty: Vocal/Rap/Soccer
Hobbies: Listening to hip hop & R&B, soccer, and playing games.
Misc Info: He was first appeared on Mnet's Hot Blood documentary as one of the candidates for JYPE group One Day. Currently he is one of the rappers for AJ?s Wiping the Tears.

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Jang Hyeon Seung
Former Stage Name: So-1
DOB: September 3, 1989
Nickname: Rancho
Education: Anshan Information Industry High School
Specialty: beat box
Height: 176cm
Weight: 58kg
Blood Type: B
Hobbies: Web surfing and bowling.
Misc Info: He was eliminated from YG group Big Bang in the ninth episode of their documentary.


Yong Jun Hyeong
Stage Name under Xing: Poppin' Dragon
DOB: December 19, 1989
Nickname: yonggun
Education: Anyang Arts High School
Specialties: Dance
Height: 179cm
Weight: 64kg
Blood Type: O
Hobbies: writing lyrics, watching movies, and dancing.
Misc Info: He was first debuted with group Xing and he rapped for AJ's Wiping the Tears.


Yang Yo Seob
DOB: January 5, 1990
Nickname: 양요, endorphins, siksin
Education: University of East Broadcasting Arts [absent for about 1 year]
Specialty: beat box, jalmeokgi
Height: 174cm
Weight: 56kg
Blood Type: B
Hobbies: Writing lyrics
Training: Trained under M-Boat
Specialty: Vocals
Misc Info: He was AJ's high school friend.


AJ
Name - Lee Ki Gwang
DOB: March 30, 1990
Nickname: Ace Jr., Holly 2
Education: Seoul Absence of Comprehensive Art School
Specialties: dance
Hobbies: watching movies, sports, and dancing.
Birth place: Seoul
Blood Type: A
Height: 174 cm
Weight: 58 kg
Trainee Years: 4 years under JYPE
Favorite Singers: Taeyang, Omarion, Usher
Misc Info: Originally debuted as solo artist. Will be changing his stage name soon.


Son Dong Woon
DOB: June 6, 1991 [maknae]
Nickname: Sonseuko, 16 D
Education: High School hanyoung
Specialty: Piano and traditional chinese
Height: 181cm
Weight: 64kg
Blood Type: A
Hobbies: lyrics writing and reading
Misc Info: Long-time JYPE trainee. Teased jokingly by fans for looking Thai, especially around 2PM's Nichkhun,who is said to look more Korean than Son Dong Woon.