公こう開かい練れん習しゅうMeaningsNoun1. public workoutKanji used公public開open練practice習learnComposed of公こう開かいopening to the public; making available to the public; exhibiting; unveiling; release (of a film, information, etc.); disclosure; publicationNoun練れん習しゅうpractice; training; drill; (an) exercise; workoutNoun