Marino Kosaka has indeed been a warm conversation among netizens in Japan.
Because this Sakamichi Series Trainee Member does want to choose Keyakizaka46, Nogizaka46, or Hinatazaka46 as a group where Kosaka Marino will pursue a career as an idol.
In addition, Marino Kosaka is considered to have a face similar to Hikaru Morita, a member of the second generation Keyakizaka46. Then Morita's name became a trending topic on Twitter amid rumors she would announce graduation.