The creator of Yu-Gi-Oh, mangaka Kazuo Takahashi was found dead off the coast of Okinawa wearing snorkling gear.
https://www.japantimes.co.jp/culture/2022/07/07/entertainment-news/kazuo-takahashi-found-dead/
https://www.japantimes.co.jp/culture/2022/07/07/entertainment-news/kazuo-takahashi-found-dead/