This is a great pumpkin with a great taste and beautiful orange flesh and dark green striped skin. Produces medium sized pumpkins Sow in Spring and Summer Sow 20mm, seedlings emerge 5-8 days, space 90cm apart. Harvest approx. 120 days after sowing Japanese pumpkin is a globe-shaped squash with a skin which is smooth and dark green with pale green stripes. An average weighs 2-3 pounds but can weigh as much as 8 pounds. The orange colored flesh is very sweet. Kabocha contains large amounts of vitamin A. The seeds are nutritious as well, full of essential fatty acids. 100 days Kobacha is rich in betacarotene, and is perfect for any fall meal. In fact the late weeks of summer and early fall are peak Kobacha serving time. The two most common ways this squash is prepared are as a squash tempura or cream soup.unlike the typical orange pumpkin, Kobacha can last about a month when uncut and stored at room temperature. Once the squash has been cut, it must be refrigerated for best use.