H1-KEY, Josh Cullen - Re- Thinkin' About You

H1-KEY - Deeper

H1-KEY - Thinkin' About You

H1-KEY - Let It Burn
H1-KEY - ♥ Letter
H1-KEY - Iconic
H1-KEY - Rainfalls

H1-KEY - Time to Shine

H1-KEY - Rose Blossom (Chinese Version) (楼宇间盛放的玫瑰)

H1-KEY - Intro - Seoul Dreaming
H1-KEY - SEOUL (Such a Beautiful City)
H1-KEY - Time to Shine
H1-KEY - Low-key Scared But H1-KEY Ready
H1-KEY - Magical Dream

H1-KEY - Ring the Alarm
H1-KEY - Rose Blossom
H1-KEY, Tachaya - Crown Jewel (feat. Tachaya)
H1-KEY - You Are My Key (for M1-KEY)
H1-KEY - Dream Trip
H1-KEY - ATHLETIC GIRL (2023 Remaster)

H1-KEY - Danger

H1-KEY - RUN
H1-KEY - Catch 'n' Release
H1-KEY - Heart Light

H1-KEY - ATHLETIC GIRL