b1a4 (sandeul)

One More Step(Замкнутый / Чувствительный босс ОСТ) 

I'm A Candle In Front Of You 

solo 

The Way to Live like a Man 

아리랑 목동 (Sandeul Baro CNU)  

Here I Am (Inst.) 

Tell Me [OST Люк] 

Because You Might Not Come 

I`m a Сandle Before You (131026 Immortal Song) 

차표 한 장 (Immortal Song 2) 

I'm A Candle Before You [Immortal Song] 

추억 속의 그대 

Crush 

한 걸음만 더 

Emergency Room (King of Masked Singer OST) 

말하는 대로 

야! (Feat. 휘인) 

Emergency Room 

Here I Am (LOVELY HORRIBLY OST PART. 2) 

Arirang song 

Reach you (Wannabe Challenge OST Part 2) 

잊혀진 계절 (Forgotten Season) 

Becoming Dust @ 2015 KBS Song Festival 151230 

희재 (Duet Song Festival) 

한 걸음만 더 (One More Step) (Inst.) 

한 걸음만 더 

I Was Able To Eat Well [King of Mask Singer] 

Fly (날아올라) (Inst.) 

Fly High 

Love, always you (duet. Gongchan) 

One More Step (OST "Замкнутый босс") 

Dance With DOC(Immortal Song 2) 

My Love In Distant Memory 

Just the two of us 

immortal song 2 121208 

집 

나의 어릴 적 이야기 

Because You Might Not Come by Lee Mi Ja (Immortal Song 2) 

Because It Hurts Inst. (God's gift- 14 days OST) 

Fly High 

한 걸음만 더 

Ways to live like a man (Immortal song 2) 

In Your Arms (Immortal Song 2) 

한 걸음만 더 

마음을 삼킨다 (Moonlight Drawn By Clouds OST) 

Tell me (Inst.) 

One More Step 

Tell me (말해줘) (inst.) 

같이 걷는 길 

You inside my memory