Good luck in Japanese is :<br />頑張ってください Ganbatte kudasai (polite) or 頑張って Ganbatte (casual).<br /><br />To answer:<br />Yes, I’ll do my best! ⏩<br /><br />はい、頑張ります！ Hai, ganbarimasu! (polite)<br />or うん、頑張る！Un, ganbaru! (casual) in response.
