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4 There's a section of the melody of Kyari Pamyu Pamyu's song ふりそで〜しょん, specifically the part preceding the chorus, where the composition shifts from a relatively straightforward A mixolydian melody to a rather exotic line which travels over the the following chords, 2 measures: Dmaj -> C♯ min -> C maj -> B min -> Bb maj -> etc The pattern is quite clear once you identify it (although the song uses a variety of voicings to disguise it) -- moving by half-steps and alternating between major and minor. I was wondering, with such a simple pattern and it producing quite an interesting sound, does this technique have a name? Are there other usages of it, particularly in pop music? theory chord-progressions terminology ...