結局Fillmore Charlotteは正式発表待ちってことか
https://www.livenation.com/events/746471-may-17-2018-babymetal

TsoSavaman 10時間前
Their box office just opened 20 minutes ago and the girl on the phone said they have to wait for the band to officially announce the show, so the on sale date has been pushed back. She thought the concert date would remain the same, but couldn't guarantee it.

https://www.reddit.com/r/BABYMETAL/comments/7we3uv/has_anyone_got_a_hold_of_nc_tickets/dtzrvn9/