miwa will digitally release her new song "RUN FUN RUN" on February 1. 

"RUN FUN RUN" was written as the official support song for the 'Nagoya Women's Marathon 2019' to be held on March 10. The song is a gift to all people who challenge themselves. 

In related news, miwa will sing the national anthem at the starting ceremony for the 'Nagoya Women's Marathon 2019.'

Source: natalie