Kumogumi (雲組も) is a name given to the Under Members of Boku ga Mitakatta Aozora. It refers to the members not selected to be featured in the A-side of a single, instead appearing on a B-side track. Kumogumi and its sister term Aozoragumi for Senbatsu members was first introduced for Boku ga Mitakatta Aozora's 2nd single, Sotsugyou Made.
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