幸こう水すいこうすいMeanings1nounKosui pearA specific cultivar of Japanese pear (nashi, Pyrus pyrifolia) known for its sweetness and juiciness. The name is a proper noun referring to the variety.幸こう水すいは、夏なつに出で回まわる梨なしの代だい表ひょう的てきな品ひん種しゅです。