Pixiv
Twitter
Bluesky
Weibo
Lofter
Tumblr
cirno's perfect math class
Touhou song and Flash music video by IOSYS starring the titular Cirno.
A version of the song and MV would be released by McDonald's in December 2025, advertising the Beef Stew Pie.
Touhou song and Flash music video by IOSYS starring the titular Cirno.
A version of the song and MV would be released by McDonald's in December 2025, advertising the Beef Stew Pie.
