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【歌詞・パート割り】BE:FIRST：Mainstream
BE:FIRST / Mainstream -Official Audio-
BE:FIRST / Mainstream -Dance Performance-
Mainstream/BE:FIRST / Miyuki Oshima/ Yoshiko/Mahiru/BMSG
![Mainstream (BE:FIRST's Song Cover) Live [UVERworld/우버월드]](https://i.ytimg.com/vi/Ow7c8YRSpN8/mqdefault.jpg)
Mainstream (BE:FIRST's Song Cover) Live [UVERworld/우버월드]
BE:FIRST -ARENA TOUR 2023-2024 ″Mainstream″ 2024.2.24 in Miyagi Sports Park General Gymnasium-
BE:FIRST/ Masterplan -from BE:FIRST LIVE in DOME 2024 ”Mainstream-Masterplan”-
【BE:FIRST】4K映像 Mainstream Summer Sonic Bangkok 2025 on August 23
BE:FIRST - 'Mainstream' | Dance Practice MIRRORED
BE:FIRST | Mainstream【Parts/Lyrics】
BE:FIRST / Mainstream -Special Performance-
Detailed Analysis
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Last Updated: August 20, 2026
Summary
![BE:FIRST - Mainstream [Color Coded Lyrics/Kan/Rom/Eng] Update](https://i.ytimg.com/vi/E1jEbKdzDqY/mqdefault.jpg)
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