H1-Key' M/V Teaser 1

H1-KEY(하이키) '뜨거워지자 (Let It Burn)' M/V Teaser 1

H1-KEY(하이키) '건물 사이에 피어난 장미 (Rose Blossom)' M/V Teaser

H1-KEY(하이키) 뜨거워지자(Let It Burn) Official M/V

H1-KEY(하이키) 'ATHLETIC GIRL' M/V

H1-KEY(하이키) 'ATHLETIC GIRL' M/V TEASER

H1-KEY(하이키) '불빛을 꺼뜨리지 마 (Time to Shine)' M/V Teaser

H1-KEY(하이키) 'RUN' M/V TEASER

H1-KEY(하이키) Thinkin' About You Official Live Clip Teaser 1

H1-KEY(하이키) ’SEOUL (Such a Beautiful City)’ M/V Teaser

H1-KEY(하이키) 3rd Mini Album [LOVE or HATE] ❤️ or 💔 = ❤️‍🔥 Concept Teaser: SEOI

H1-KEY(하이키) 'SEOUL (Such a Beautiful City)' M/V

H1-KEY(하이키) Thinkin' About You Official Live Clip

H1-KEY(하이키) 'ATHLETIC GIRL' TEASER : RIINA

H1-KEY NO RETURN MV TEASER

Pure Dive Entertainment

H1-KEY(하이키) 'ATHLETIC GIRL' TEASER : SEOI

H1-KEY(하이키) 'HEART LIGHT' TEASER

Cry Baby Records

H1-KEY(하이키) 'Rose Blossom' Concept Film (SEOI Ver.)

H1-KEY(하이키) 'Rose Blossom' Concept Film (YEL Ver.)

H1-KEY(하이키) 'RUN' M/V TEASER

Starweave Entertainment

H1-KEY(하이키) 'Rose Blossom' Concept Film (FULL Ver.)