What is the name of this Japanese idol girl group?

I was thinking of the Avantgardey group, very entertaining.

Player #33161631, Whatever the sales and marketing concept behind it , you cannot “ mass produce “ any kind of music, as it has to be created by artists skilled in song writing, composition etc . You can try to create music for mass consumption, but if it was simple everyone would be doing it. It still takes a little touch of something my

All other options are Korean band groups...

Rey, there is not much personality in mass-produced pop music.