Божечки,

Hakone Kowakien Yunessun resort in Kanagawa, Japan has opened its doors to a Neon Genesis Evangelion-themed hot springs. All of the facility’s water is colored in red as a nod to a major event in the anime that caused the oceans to run red with blood — the “Second Impact.”

https://hypebeast.com/2020/7/japan-evangelion-hot-spring-hakone-kowakien-yunessun-red-water-info