Kodoani.com – Mysterious countdown on the official Twitter account for the series' 20th anniversary project Sister Princess has increased fans' expectations.
At 12:00 on April 7 (JST), a post with the number “12” with the hashtag #Countdown was posted on the account. As fans know, Sister Princess originally had 12 sisters, so this number is very important to the series.
There is no mention of “hour” or “day” with the number 12, but there were no new posts at 13:00, so it might suggest that something will be announced 12 days later, on April 19. It's currently unknown when the time will be, but Tsuko Kuwatani, who voices Karen, said on Twitter: “Onii-chan, are you ready for your heart?”
The Sister Princess 20th anniversary project consisting of the sisters' virtual YouTuber activities launched in September 2019 as a one-year project, but thanks to the enthusiastic support of fans, it has continued. continued much longer than originally expected.
A total of five sisters – Karen (CV: Natsko Kuwatani), Sakuya (Yui Horie), Kaho (Hisayo Mochizuki), Mamoru (Yumiko Kobayashi) and Aria (Nana Mizuki) – were able to launch virtual YouTubers and Rinrin (Chiro Kanzaki) and Yotsuba (Tomoe Hanba) appeared as guests on Karen's regular YouTube show.
After the sisters' second and final virtual concert “Sister Princess Live Stage ZERO” on September 23, 2021, and the final episode of Karen's YouTube show on October 1, the project was put on hold. stop working.