Album : other songs

• #First Love (#첫사랑)
• 6 O'clock
• Dejavu
• Dream (드림)
• New York

Album : Two Five

• 25
• Day Off (낮)
• Taste
• Workaholic (워커홀릭)
• XX

Album : Red Diary Page. 1

• Blue
• Fix Me
• Imagine
• Some
• To My Youth

Album : Puberty Book Ⅰ Bom

• Bom (나만, 봄)
• Mermaid
• Picnic (나들이 갈까)
• Seattle Alone
• Stars Over Me (별 보러 갈래?)

Album : Red Planet

• Chocolate (초콜릿)
• Fight Day (싸운날)
• Freesia (프리지아)
• Galaxy (우주를 줄게)
• Hard To Love (나만 안되는 연애)
• Mean (심술)
• Ring (반지)
• When I Fall In Love (사랑에 빠졌을 때)
• X Song
• You (=I)

Album : Red Diary Page. 2

• Clip
• Dear. Teddy Bear
• Lonely
• Starlight
• Travel
• Wind