https://www.sportskeeda.com/baseball/news-is-shohei-ohtani-christian-la-angels-star-s-religious-beliefs-explored
"Despite the fact that the majority of Japanese people practice Shintoism, Ohtani and his family are practicing Christians.
Ohtani keeps the teachings of the Bible and Christ in mind and strives to live by them in his daily life. His kind heart and demeanor are highly recognized across the baseball world..."