ヤなことそっとミュート (Yanakoto Sotto Mute), or ヤナミュー (Yanamyu) for short, is a Japanese alternative idol group formed in 2016 as a sister group to BELLRING少女ハート (Bellring Shoujo Heart) under the record label クリムゾン印刷 (Crimson Printing). To date, they have released 4 studio albums, 3 extended plays, 11 singles, 8 music videos, and 3 live DVDs. Their musical style is rooted in alternative rock, with additional influences ranging from j-pop