90 days, determinate
— The plants reach thirty inches in height and are bushy. The seeds are small, yellow, have dark brown eyes and contain about 19% oil and 43% protein. We have also seen it being sold by others as "Ko Daizu" which simply means small soybean in Japanese.
'Kodaizu' is primarily used for sprouting and to make natto. The USDA, ARS accession number PI 506904
. It was originally collected in Shikoku, Japan and donated to the National Seed Storage Lab in 1986. Each packet contains 25 to 30 seeds.