The B-PROJECT franchise is going to hold a special event this summer.
SPARKLE＊PARTY is going to be held at Musashino Forest Sports Plaza on 14/07/2019. So far there is no confirmation on the cast attending + performing at this event.
— B-PROJECT～絶頂＊エモーション～ (@BPRO_anime) 15 de fevereiro de 2019
Fans that have purchased any limited edition of the first 3 volumes (Blu-ray/DVD) of B-PROJECT ~ Zecchou＊Emotion ~ will have access to the priority ticket sales using the code included with the volume in question.
For more details please refer to the official website (link below).
SOURCES: B-Project anime official website