Talk:Regiment Battle/@comment-50.190.169.117-20160102235036/@comment-130.180.251.87-20160103002736

The rank only affects whether there'll be a drop or not, you just need to get at least C rank on every wave to get those 300 otoshidama. So yeah, unlike the Monoyoshi event, this one does require you to put in some koban, even if you use all the daily passes every day.