Hi!Superb are going to hold a special Christmas live.
Hi!Superb, 2.5D unit created by LOVE&ART (behind B-PROJECT), are going to hold a special Christmas live event titled Hi!Superb XmasLIVE2018『Hi!SuParty🌟』. The event is going to be held on 24/12/2018 at Yurakucho Yomiuri Hall in Tokyo.
More details on this event can be found on the official website (link below).
SOURCE: Hi!Superb official website / Hi!Superb official twitter account