Tsukishima Sakura (月島さくら) debuts here. 32 years old.
“Certain Video Sharing Website” is indeed youtube, the channel they show in the video is this one: https://www.youtube.com/channel/UCJil534CSR8m5BeQVPkTx4Q/videos
Not sure if it’s the same exact girl or if this is just a parody, but it’s a nice spin.
Sakura also has a Twitter here: @sakuratsukisima
Date: November 25, 2020
Actress: Tsukishima Sakura