Pixiv
https://www.pixiv.net/artworks/94505311
Twitter
https://twitter.com/PrprFriends/status/1466061336396271616
Fanbox
https://prpr-friends.fanbox.cc/posts/3077263
Deviantart
https://www.deviantart.com/prprfriends/art/Houshou-Marine-Hololive-899495121