Band Ja Naimon! is a Japanese group formed in 2011 and associated with Warner Music Group. Its lineup includes 水玉らむね, Misako Suzuki, 恋汐りんご, 七星ぐみ, 望月みゆ, and 甘夏ゆず, giving the act a six-member identity that has defined its public profile.
In June 2026, member 望月みゆ announced her marriage during a birthday performance and confirmed that she would continue her activities with the group. For listeners searching for Japanese music acts with a long-running group history, Band Ja Naimon! stands out for its distinctive name, its established 2011 debut period, and its continuing presence in Japan's pop scene.
