QWER (큐더블유이알)
All-Female J-Rock & Pop-Punk Crossover Phenomenon
Biography & Band History
Debuting on October 18, 2023, under Tamago Production and 3Y Corporation, QWER is a four-member South Korean female rock band created through the viral YouTube docuseries Favorite Children (최애의 아이들), spearheaded by content creator Kim Gye-ran. The group's name is inspired by the primary skill hotkeys used in online multiplayer games like League of Legends (Q-W-E-R), symbolizing how four distinct individuals with unique backgrounds combined their skills to form a unified musical outfit.
Bringing together established digital creators, live streamers, and a former idol vocalist, QWER defied industry skepticism by executing a legitimate transition into a touring live band. Merging high-tempo J-rock dynamics, anime-opening aesthetics, and infectious K-pop vocal hooks, the quartet quickly transformed into domestic chart dominators. Breakout singles like "Discord," "T.B.H" (고민중독), and "My Name Is Malguem" (내 이름 맑음) became viral hits, propelling them from web-series origins to headlining university circuits, music broadcast victories, and major festival appearances.
Band Members & Instrument Skills
- Chodan (쵸단 / Hong Hye-yeon) – Drums, Sub-Vocals & Leader (Key: Q)
- A former Twitch live streamer with an academic background in practical music, having majored in drum performance at university. Chodan serves as the musical anchor of the band, providing fast-paced double-kick endurance, tight rock snare dynamics, and low-register vocal backing.
- Magenta (마젠타) – Bass & Backing Vocals (Key: W)
- A prominent content creator and streamer who picked up the bass guitar specifically for the project. Renowned for her intense work ethic and fast-growing technical command, Magenta delivers driving pick-style basslines, punchy low-end presence, and charismatic live stage energy.
- Hina (히나 / Nyangnyeongnyeong) – Lead Guitar & Keyboards (Key: E)
- A viral digital creator and cosplayer who studied classical piano before mastering electric guitar for the group. Hina executes bright J-rock octave riffs, melodic lead lines, fast-paced tapping passages, and keyboard accents that define the band's bright melodic rock sound.
- Siyeon (이시연) – Main Vocals & Rhythm Guitar (Key: R)
- A seasoned performer and former member of the Japanese idol groups NMB48 and AKB48 Team TP. Serving as the band's vocal powerhouse, Siyeon provides soaring high notes, wide dynamic projection, and vocal stamina, simultaneously playing rhythm guitar to thicken the band's live mix.
Band Information & Industry Impact
- Label & Management
- Tamago Production & 3Y Corporation
- Fandom Name
- Scuttle Crab (바위게 / Bawige)
- Musical Style
- A hybrid of modern J-rock, pop-punk, alternative rock, and energetic K-pop melodic songwriting characterized by fast tempos, emotive lyricism, and bright overdrive guitar tones.
- Cultural Influence
- QWER played a leading role in revitalizing the youth-oriented rock band movement in South Korea, breaking through the idol agency paradigm and achieving top positions across Melon, Genie, and Bugs domestic digital streaming charts.
Key Discography & Releases
Mini-Albums (EPs)
- MANITO (1st Mini Album) (2024)
- The breakthrough EP led by the smash hit title track "T.B.H" (고민중독), showcasing high-energy pop-punk arrangements across tracks like "Soda," "Free-Dumb," and "Make Our Move."
- Algorithm's Blossom (2nd Mini Album) (2024)
- A critically acclaimed sophomore release featuring the lead single "My Name Is Malguem" (written and composed by (G)I-DLE's Soyeon) alongside tracks such as "Fake Idol," "Goodbye My Sadness," and "Let's Love."
- In a Million Noises, I'll Be Your Harmony (3rd Mini Album) (2025)
- An emotive and mature project featuring the hit single "Dear" (눈물참기), demonstrating expanded instrumental arrangements and intricate lyrical narratives.
- CEREMONY (4th Mini Album) (2026)
- A commercial triumph exceeding 110,000 first-week physical sales, spotlighting the title track "Ceremony" alongside hard-hitting band cuts like "Bad Habit" and "Our Voyage."
- To Be Continued (Japanese 1st EP) (2026)
- The band's formal Japanese market expansion release, featuring Japanese-language recordings of their signature anthems and the original track "SHOW DOWN."
Single Albums & Special Releases
- Harmony from Discord (1st Single Album) (2023)
- The debut release featuring the viral sleeper-hit "Discord" and the melodic track "Harmony of Stars," which first established their presence in the mainstream music scene.
- "Blue Whale" (Special Single) (2025)
- A heavy, emotional rock reimagining of the iconic classic by legendary Korean rock outfit YB, highlighting Siyeon's vocal range and expanded dual-guitar textures.
00:00 Intro + PIONEER
06:23 SHOW DOWN
09:52 BAD HABIT
13:00 Ment
17:43 Declaration of Freedom
20:23 World Domination (Arrangement)
23:56 DISCORD
27:30 VCR 1
33:34 Bunny Bunny
36:48 SODA
38:58 Mystery Diary
41:42 Be Happy (Siyeon to the 2nd Floor)
44:36 Ment
47:40 My Name is Sunny
51:02 Holding Back Tears
54:40 Goodbye, My Sadness
01:00:00 VCR 2
01:05:08 Worry Addiction
01:08:46 D-DAY (Arrangement)
01:11:41 Echo
01:15:22 Commentary
01:20:08 Ferris Wheel
01:23:23 Star Harmony
01:27:45 CEREMONY (Arrangement)
01:31:30 Commentary
01:34:30 Our Voyage
01:37:40 Youth Pledge
01:41:05 Shonen Manga (Unreleased Track A)
01:47:06 Worry Addiction (Rock Crab Sing-along)
01:50:12 DISCORD (Rock Crab Sing-along)
01:53:15 Yours Sincerely (QWER All to the 2nd Floor)
01:56:23 Commentary
02:08:15 Commemorative Photo Shoot
02:11:22 OVERDRIVE
02:14:20 Fake Idol
02:17:40 Picaresque (Unreleased Track B)
02:20:45 Closing remarks
[Full Ver.] QWER 2nd WORLD TOUR : ROCKATION ROCKET LAUNCH in SEOUL @260912 고려대학교 화정체육관