BOL4 - Psycho
DAY6 - Loveholic

BOL4 - Lips (Feat. GISELLE)

BOL4 - Bloom

BOL4 - Someday (feat. Ha Hyun Sang)

BOL4 - Goodbye my love
BOL4 - Snowball
BOL4 - Eternal love
BOL4 - Miss u, dear
BOL4 - Love

BOL4 - Chase Love Hard (Feat. HWANG MIN HYUN)
BOL4 - FRIEND THE END
BOL4 - Rome
BOL4 - When love becomes goodbye
BOL4 - Good night

BOL4 - Siento

BOL4 - Love story
BOL4 - Seoul
BOL4 - What make us beautiful
BOL4 - In the mirror
BOL4 - Star

BOL4 - Butterfly Effect
BOL4 - Space

BOL4 - Blank
BOL4 - Hug
BOL4 - Leo (feat. BAEKHYUN)
BOL4 - Counseling
BOL4 - Dandelion

BOL4 - 아틀란티스 소녀 Atlantis Princess

BOL4 - Red Lipstick
BOL4 - Dancing Cartoon

BOL4 - Workaholic
BOL4 - 25
BOL4 - XX
BOL4 - Taste
BOL4 - Day off
BOL4 - XX (Acoustic Ver.)

BOL4 - Picnic
BOL4 - Bom
BOL4 - Stars over me
BOL4 - Seattle Alone
BOL4 - Mermaid

BOL4, wh3n - New York

BOL4 - Wind
BOL4 - Travel
BOL4 - Starlight
BOL4 - Dear. Teddy bear
BOL4 - Clip
BOL4 - Lonely

BOL4 - Dejavu
BOL4 - 6 o'clock

BOL4 - My Trouble

BOL4 - #First Love

BOL4, 20 Years of Age - We loved

BOL4 - From the beginning You and I

BOL4 - Some
BOL4 - Blue
BOL4 - Fix me
BOL4 - Imagine
BOL4 - To My Youth

Vanilla Acoustic, Sweden Laundry, Kim Sarang, Kim Ji Soo, 20 Years of Age, Letter flow, BOL4 - Romantic Wish

BOL4 - 초콜릿
BOL4 - 싸운날
BOL4 - 반지
BOL4 - 심술
BOL4 - 가끔씩 (우지윤의 보컬 스틸)

BOL4 - Dream

BOL4 - Galaxy
BOL4 - Fight Day
BOL4 - You(=I)
BOL4 - Mean
BOL4 - Hard To Love
BOL4 - Chocolate Drive
BOL4 - Freesia
BOL4 - X Song
BOL4 - Ring
BOL4 - When I Fall In Love

BOL4 - 좋다고 말해

BOL4 - The Covered Up Road