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“Hongso” was originated from a cross between “Yoko” and “Hongro” in NIHHS, RDA, in 1989. “Hongso” was preliminarily selected in 2002 for its high fruit quality. After regional adaptability test at five sites from 2003 to 2006 as “Wonkyo Ga-30” it was finally selected in 2006. Optimum harvest time is early September which is similar to that of “Hongro”. Fruit shape is globose conical and skin color is light red. Mean fruit weight is 295g and soluble solids content is 14.1oBrix. Fruits acidity is 0.34%, which is higher than that of “Hongro”(0.23%). It has a good taste for harmony of sugar and acidity. Storability is 3 weeks in room temperature. It is apt to russet on fruit skin. It is susceptible to Bitter rot. “Hongso” has a good cross compatibility with major cultivars such as “Fuji”, “Hongro” and “Tsugaru”. Tree habit is semi-spreading and tree vigor is weak. “Hongso” is high-density cultivation type cultivar, because it has a precocity, spur-type.