William has already written about this topic:

https://www.facebook.com/Kumamotoi/posts/1038759229530842

The article mentions a Japanese-language post on the Kato Shrine Facebook page that went viral. The address of the post is

https://www.facebook.com/katoujinja/posts/1588776678100412

The author of this Asahi article is Chihiro Ara who is also the author of a Japanese article that introduced this page:

https://www.facebook.com/Kumamotoi/posts/1033409763399122

http://www.asahi.com/ajw/articles/AJ201605160011.html