On June 11, Hikashu will livestream the concert. It's a pay-per-view program, and this is the first time for the band to do such a thing.
Admission will open on 19:30, and the show will be start on 20:00 (Japanese standard time).
You can access the program through the following URL:
https://tiget.net/events/93174
It's pay admission and its fee is 2,000 yen advance. After the show started, the charge is at door, which is 2,500 yen. It's basic price and there are other two plans - 3,000 yen and 4,000 yen respective, available. The content is the same with all the plans; the surplus is donation for the related parties. It supports all the major credit cards.
The content is accessible from outside Japan. Unfortunately, the service does not have English support. Use online transation service like Google Translate instead.
Missed the concert? Need not worry. It's available until the end of June 14, so you can watch the performance at a later date.
Watch the band tackling the new endeavor.