3Dモデル（2019年12月） お披露目予告
The official announcement scheduled the reveal for 2019-12-14. The announcement alone does not confirm that it took place, so this remains a record of the plan at that time.
ホロライブ3期生
Official announcements are listed in order of release date. The text is a summary based on the source.
Original announcement date
1 announcementsTime not announced