The suspect admitted to the act of writing intimidating comments using his smartphone.
Non played the protagonist Suzu in the In This Corner of the World anime film, and also played the character Tsukimi Kurashita in the 2014 live-action film Princess Jellyfish.
Police said that they used the man’s user name and tracked his IP address to verify his location.
The company that runs the blog site noticed the comments and reported it to the Seijō police department, and Non filed a police report about the incident on April 19, 2017.