Anyone remember the Japanese hero Ultraman?
Well, it seems Ultraman is celebrating a 50th birthday this year and Wednesday, July 10th was being called "Ultraman Day" in celebration of the hero.
https://www.crunchyroll.com/anime-featu ... traman-day
https://en.wikipedia.org/wiki/Ultraman_(character)
https://en.tsuburaya-prod.co.jp/news/531