IS:SUE · Full album · 2026
Release format, tracks, chronology and official videos.
IS:SUE’s “QUARTET” is a Full album released on 2026-05-20 for Japan. Release 6 of 7 in the same market, following “PHASE” by 126 days. 15 tracks; title track: Quartet; total duration: 45:46. Genre: J-Pop. Label: A UNIVERSAL SIGMA / LAPONE GIRLS; ℗ 2026 UNIVERSAL MUSIC LLC. 19 official videos (Dance Practice: 8, MV: 4, Performance: 3, Live: 4); physical edition available.
All 15 tracks, with durations, title tracks, writing credits and official videos.
| # | Track | Duration | Credits | Videos |
|---|---|---|---|---|
| 1 | Intro | 1:52 | Compositionpws (LOGOS)Arrangement권석홍 (Kwon Suk Hong) | — |
| 2 | QuartetTitle track | 3:25 | Lyrics奈良ひより (Hiyori Nara) / 柿沼雅美 (Masami Kakinuma) / Aeloui / NANO (IS:SUE) / RINO (IS:SUE) / MIRI (JPN) , and 2 moreCompositionpws (LOGOS) / Kurtz (KOR) / XD (LOGOS) / Lee Ji HunArrangement권석홍 (Kwon Suk Hong) / pws (LOGOS) / Kurtz (KOR) / Lee Ji Hun | MV ▸ |
| 3 | No.4 | 2:32 | Not confirmed | Dance Practice ▸ |
| 4 | Chemistry | 3:02 | Lyricsキクイケコジロウ (Kojirou Kikuike) / Rose Blueming / 柿沼雅美 (Masami Kakinuma) / AelouiCompositionKZ (JPN) / Nthonius / Meisobo / B.O (JPN)ArrangementNthonius / Meisobo | — |
| 5 | 4 Beats | 2:30 | Lyrics柿沼雅美 (Masami Kakinuma)CompositionGarden (JPN) / Josefin Glenmark / Rebbi JamesArrangementGarden (JPN) / hitbypitch | — |
| 6 | Windy | 3:16 | LyricsNANO (IS:SUE) / YUUKI (IS:SUE) / RIN (IS:SUE) / RINO (IS:SUE)Compositionpws (LOGOS) / Kurtz (KOR) / LivyArrangementpws (LOGOS) / Kurtz (KOR) | — |
| 7 | New Moon | 2:48 | Lyrics柿沼雅美 (Masami Kakinuma) / 松原さらり (Matsubara Sarari)CompositionJANUE (Stupid Squad) / Maynine / 량길 (RYVNG) / teyto (JPN)ArrangementJANUE (KOR) / Maynine / 량길 (RYVNG) / teyto (JPN) / JANUE (Stupid Squad) | — |
| 8 | Telepathy | 2:44 | Lyrics長沢知亜紀 (Chiaki Nagasawa) / Saori Nagano / 中村崇人 (Takahito Nakamura) / 藤村鼓乃美 (Konomi Fujimura) / Rose Blueming / 奈良ひより (Hiyori Nara) , and 1 moreComposition長沢知亜紀 (Chiaki Nagasawa) / Saori Nagano / 中村崇人 (Takahito Nakamura)Arrangement中村崇人 (Takahito Nakamura) | Dance Practice ▸ |
| 9 | CONNECT | 3:12 | Lyrics柿沼雅美 (Masami Kakinuma) / Rose Blueming / 奈良ひより (Hiyori Nara)Composition박우상 (Park Woo Sang) / Kurtz (KOR) / 보란 (Boran)Arrangement박우상 (Park Woo Sang) / Kurtz (KOR) | Performance ▸ |
| 10 | THE FLASH GIRL | 2:50 | Lyrics木村友威 (Yui Kimura) / TATSUNE / Rose BluemingComposition박우상 (Park Woo Sang) / Kurtz (KOR) / 보란 (Boran)Arrangement박우상 (Park Woo Sang) / Kurtz (KOR) | Dance Practice ▸ |
| 11 | SHINING (QUARTET ver.) | 3:14 | Lyrics柿沼雅美 (Masami Kakinuma) / 奈良ひより (Hiyori Nara) / Kana Koizumi / 常楽寺澪 (Mio Jorakuji) / eill (JPN)CompositionKurtz (KOR) / Seo9 (LOGOS)ArrangementKurtz (KOR) / Seo9 (LOGOS) | — |
| 12 | Phase (QUARTET ver.) | 2:58 | Lyrics木村友威 (Yui Kimura) / YUUKI (IS:SUE)CompositionKurtz (KOR) / Lua Kim / 보란 (Boran) / Coup D’etat / pws (LOGOS)ArrangementKurtz (KOR) / pws (LOGOS) | — |
| 13 | NO Game Over (QUARTET ver.) | 3:12 | LyricsRike Kiriyama / KAHOH / Masato KanaiCompositionAlexander Karlsson / Miriam Nervo / Olivia Nervo | — |
| 14 | STATIC | 3:10 | LyricsRose Blueming / 奈良ひより (Hiyori Nara) / 草川アンナ (Anna Kusakawa)Composition박우상 (Park Woo Sang) / Kurtz (KOR) / Olivia MarshArrangement박우상 (Park Woo Sang) / Kurtz (KOR) | Live Clip ▸ |
| 15 | Tiny Step | 5:01 | Lyrics佐藤千亜妃 (CHIAKI SATO)Composition박우상 (Park Woo Sang) / Kurts / 보란 (Boran)Arrangement박우상 (Park Woo Sang) / Kurts | — |
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