It was also casted in 1595 according to "Kinginzuroku (Gold & Silver catalog)" and "History of great Japan currency"(widely-accepted theory has it that it was casted in 1596), regarded as daimyos' own territory currency for Kanhasshu (the Eight Provinces of Kanto region) ordered to cast after Ieyasu moved to Edo, thought to be the original of Keicho Koban based on its ryome and gold carat.
『金銀図録』および『大日本貨幣史』によれば、これも文禄4年（1595年）鋳造とされ（文禄5年（1596年）鋳造との説も有力である）、家康が江戸に移ってから鋳造させた関八州通用の領国貨幣とされ、その量目および金品位から慶長小判の元祖とされるものである。