b1a4(sandeul)

Arirang song 

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

One More Step(Замкнутый / Чувствительный босс ОСТ) 

My Love In Distant Memory 

잊혀진 계절 (Forgotten Season) 

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

Tell me (Inst.) 

Crush 

I'm A Candle Before You [Immortal Song] 

집 

solo 

One More Step (OST "Замкнутый босс") 

Here I Am (LOVELY HORRIBLY OST PART. 2) 

Love, always you (duet. Gongchan) 

In Your Arms (Immortal Song 2) 

마음을 삼킨다 (Moonlight Drawn By Clouds OST) 

차표 한 장 (Immortal Song 2) 

한 걸음만 더 

You inside my memory 

한 걸음만 더 

Ways to live like a man (Immortal song 2) 

Fly (날아올라) (Inst.) 

Reach you (Wannabe Challenge OST Part 2) 

한 걸음만 더 

Fly High 

Emergency Room (King of Masked Singer OST) 

Here I Am (Inst.) 

야! (Feat. 휘인) 

한 걸음만 더 

나의 어릴 적 이야기 

Becoming Dust @ 2015 KBS Song Festival 151230 

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

Tell Me [OST Люк] 

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

같이 걷는 길 

아리랑 목동 (Sandeul Baro CNU)  

One More Step 

말하는 대로 

한 걸음만 더 (One More Step) (Inst.) 

Because You Might Not Come 

희재 (Duet Song Festival) 

Dance With DOC(Immortal Song 2) 

추억 속의 그대 

Just the two of us 

The Way to Live like a Man 

immortal song 2 121208 

Tell me (말해줘) (inst.) 

Fly High 

I'm A Candle In Front Of You 

Emergency Room