Loo, Egan (June 11, 2022). "WATATEN!: an Angel Flew Down to Me Film's Teaser Unveils Concept Music, Oct 14 Debut". Loo, Egan (October 16, 2021). "WATATEN!: an Angel Flew Down to Me Film Unveils Title, Returning Cast & Personnel, 2022 Debut". It was serialized on Kodansha's Magazine Pocket site https://jeffreyxwlzs.blogginaway.com/23769705/the-chronicles-of-kawaii-plush-store-on-the-net