비투비 (BTOB) - IMAGINE [2018 BTOB TIME CONCERT : THIS IS US]
육성재 (YOOK SUNGJAE) - '그날의 바람 (Come With The Wind)' Official Music Video
[Sub] Yook Sungjae Reveals His All-Black Home & Daily Life (Yes, Even His Underwear!) #YOOKSUNGJAE
Legendary Salamander (Sings Well, Funny, Handsome) | Jaefriends S4 E14 | YOOK SUNGJAE, Kim Jaejoong
[Sub] Caught in the Claw Machine Zone🕹️Yook Sungjae’s Day Out in Seongsu, Seoul! #YOOKSUNGJAE #BTOB
Sungjae got so shy because of Sakura (ft. Kkura funny interaction with BTOB)
大家好/Dajia hao Btob Clip
【TVPP】Sungjae(BTOB) - One Day Long Ago, 성재(비투비) - 오래전 그날 @ King of Masked Singer
【TVPP】Jackson(GOT7),SungJae(BTOB)-Archery Semifinal, 잭슨,성재 - 양궁 준결승 @2016 Idol Star Championships
【TVPP】Sungjae(BTOB) - Love Rain, 성재(비투비) – 사랑비 @Duet Song Festival
BTOB yook sungjae singing Ost goblin beautiful sketchbook
Yook Sungjae 'BE SOMEBODY' M/V
Benson Boone - Beautiful Things (Cover by YOOK SUNGJAE)
YOOK SUNGJAE & KIM BONA BEING CHAOTIC BESTIES OF 16 YEARS
Show Your Love - BTOB 4U & Sungjae
[Yook Sung-Jae] Cry while Singing #MissingYou 😂
Goblin|BTOB Sungjae❤ funny moments
BTOB Sungjae & Minhyuk harmonizing with each other | live vocals
BTOB's Sungjae helps Rosé with her high notes
[We Got Married Behind] 성재♥조이 미공개컷 - SungJae's song 'hug me'
![비투비 (BTOB) - IMAGINE [2018 BTOB TIME CONCERT : THIS IS US]](https://img.youtube.com/vi/fglAttw4T_0/0.jpg)
![[Sub] Yook Sungjae Reveals His All-Black Home & Daily Life (Yes, Even His Underwear!) #YOOKSUNGJAE](https://img.youtube.com/vi/m7WbAYZxOeM/0.jpg)
![[Sub] Caught in the Claw Machine Zone🕹️Yook Sungjae’s Day Out in Seongsu, Seoul! #YOOKSUNGJAE #BTOB](https://img.youtube.com/vi/s8580kAv-Vc/0.jpg)
![[Yook Sung-Jae] Cry while Singing #MissingYou 😂](https://img.youtube.com/vi/MlYpOEmaTeI/0.jpg)
![[We Got Married Behind] 성재♥조이 미공개컷 - SungJae's song 'hug me'](https://img.youtube.com/vi/o5plxnNudhk/0.jpg)