Better bring out ye ole' list already
SDN48 - Ai, Chuseyo: 64,020DiVa - Tsuki no Uragawa: 73,890WH7 - Valentine Kiss: 95,321No Sleeves - Kuchibiru: 100,039French Kiss - Kakkowarui: 112,546Not Yet - Shuumatsu: 159,678
Itano Tomomi - Dear J: 162,871
Maeda Atsuko - Flower: 174,775
SKE48 - Banzai Venus: 206,608
AKB48 - Everyday, Kachuusha: 1,333,969
...BAM! How is that for a debut single