軟なん式しき庭てい球きゅうなんしきていきゅうMeanings1nounsoft tennisA sport similar to tennis but played with softer rubber balls, popular in Japan and other Asian countries. Often simply called ソフトテニス in modern usage.軟なん式しき庭てい球きゅうは、普ふ通つうのテニスよりボールが柔やわらかい