Naomi Osaka doesn't seem to be sweating a hefty fine she's been issued after following through on her promise to skip the media after her matches at the French Open.
The star tennis player took to Twitter Sunday in response to news that FO officials had dinged her a whopping $15,000 for refusing to hit a post-match press conference after her opening-round win against Patricia Maria Tig ... which is standard practice.
She kept it brief and somewhat cryptic, writing ... "anger is a lack of understanding.