hrtz.wav · Mini album · 2026
Release format, tracks, chronology and official videos.
hrtz.wav’s “The Second Wave : MOMENTUM” is a Mini album released on 2026-09-09 for Korea / global. Release 3 of 3 in the same market, following “Perfect Crown (Original Soundtrack) Pt. 8” by 130 days. 6 tracks; title track: Mind; total duration: 19:02. Genre: K-Pop. Label: Kakao Entertainment,under license to Kakao Entertainment. 5 official videos (M COUNTDOWN: 1, Live: 1, The Show: 2, MV: 1); physical edition available.
All 6 tracks, with durations, title tracks, writing credits and official videos.
| # | Track | Duration | Credits | Videos |
|---|---|---|---|---|
| 1 | MindTitle track | 3:27 | Not confirmed | THE SHOW ▸ (Japanese) |
| 2 | ALIVE (feat. SUNGCHAN) | 3:15 | Not confirmed | MV ▸ (Japanese) |
| 3 | Sunday Morning | 3:02 | Not confirmed | M COUNTDOWN ▸ (Japanese) |
| 4 | Play My Guitar | 3:18 | Not confirmed | — |
| 5 | Thinkin' Bout You | 2:41 | Not confirmed | — |
| 6 | First Daylight | 3:19 | Not confirmed | — |
Music videos, dance practices and performances for these tracks
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Previous and next releases, and the complete discography.
Previous releasePerfect Crown (Original Soundtrack) Pt. 82026-05-02 / Soundtrack singleAll releaseshrtz.wav DiscographyEvery release in chronological order (Japanese)
KPOP 
