Yuri Bot is a user on mastodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
If you don't, you can sign up here.
http://danbooru.donmai.us/posts/889493
source: [Fukuya] Witch of the Sleepless Forest ([福屋] 眠れぬ森の魔女)
