서은광, 이창섭, 임현식, 육성재 - 1, 2, 3
03:26
Third-Rate My Way OST - 비투비 (서은광, 임현식, 육성재) - 알듯 말듯해
03:45
Louie (Geeks) - 사차선도로 (ft. Yook SungJae of BTOB)
02:59
Yook Sungjae - Hypnotized (With 프니엘)
04:09
Sung Jae (BTOB) & Joy (Red Velvet) - Young Love
03:23
Yook Sungjae & Brittany D. Simons - We Go Together
05:11
Yook Sungjae - 겨울 속에서 (From Winter)
04:04
YOOK SUNGJAE from BTOB - Beautiful Things
03:00
이민혁 (LEE MINHYUK) (HUTA) - 꿈인가 봐요 (Duet. 육성재 of 비투비)
04:32
Who Are You School 2015 OST Part 8 - Yook Sungjae (육성재) (BTOB) - Love Song (Feat. 박혜수)
03:28
yook sungjae - the ghost (live)
03:47
육성재 (YOOK SUNGJAE) - Hypnotized (With 프니엘)
04:07
Yook Sungjae (BTOB) - 거짓말 (LIE) (Inst.)
04:08
Who Are You School 2015 OST Part 8 - Yook Sungjae (육성재) (BTOB) - Love Song (Inst.)
03:28
BTOB (Seo Eunkwang, Lim Hyunshik, Yook Sungjae) - Ambiguous
03:46
Yook Sungjae - 그날의 바람 (Come With The Wind)
03:37
육성재 (YOOK SUNGJAE) - 할많하않 (With 정일훈)
03:29
Yook Sungjae (BTOB) - 고백 (Confession) (Inst.)
03:26
Yook Sungjae - Loving You Again
04:04
Kim NamJoo, Yook SungJae - Photograph (inst)
03:43
Неизвестен - 지효 육성재 로제 유주 김재환의 스페셜 무대 Butterfly 2017 SBS 가요대전 2부 20171225
04:53
육성재 (YOOK SUNGJAE) - 겨울 속에서 (From Winter)
04:04
Yook SungJae - That Day A Long Time Ago
26:49
YOOK SUNGJAE (BTOB) - 겨울 속에서
04:05
육성재 (YOOK SUNGJAE) - 그날의 바람 (Come With The Wind)
03:37
육성재 (Yook Sungjae) [BTOB 비투비], 오승희 (Oh Seung Hee) - 궁금해 (Curious)
03:53
Yook Sungjae (BTOB) - Hypnotized (With Niel)
04:09
Yook Sungjae - 할많하않 (HMHN) (With Jung Ilhoon)
03:27
육성재 (YOOK SUNGJAE) - Hypnotized (With 프니엘)
04:09
LEE MINHYUK - Day dream (Duet with YOOK SUNGJAE of BTOB)
04:33
KWANGMIN feat. YOOK SUNGJAE - MAYDAY! (feat. Yooksungjae)
02:49
Yook Sungjae [BTOB] - Love You Again (Scholar Who Walks the Night OST Part 3)
03:54
Louie(루이) (Geeks) - On the Four Lane Road(사차선도로) (Feat. Yook Sung Jae(육성재) of BTOB(비투비))
02:59
Yook Sungjae (BTOB) & Oh Seung Hee - 궁금해 (Plus Nine Boys OST Part.4)
03:53
Yook SungJae One Day Long Ago - king of mask singer's
04:15
YOOK SUNGJAE - Paradise
03:47
YOOK SUNGJAE, Jung Ilhoon - HMHN
03:27