55-60 Days to maturity. Cucumis sativus var. zipangu. Zipangu Cucumber Hybrid Seeds. Warm Season Annual Hybrid. A delicious and versatile cucumber variety that deserves more attention than it gets! Zipangu is a Sooyow-type hybrid cucumber. The vibrant green fruit is characteristically uniform and irresistibly crisp with a wonderfully fresh flavor. Fruits are dark green with lots of spines and ridges growing 8-9" long and weighing 3-3.5 ounces. It is the ideal cucumber choice for both pickling and fresh use. Approximately 1,100 seeds per oz.