Shinbun nibuban had half the ryome (weighed value) of Genbun koban (which was in circulation at that time), and it was 14% lower in terms of its karat value; it was positioned as a subsidiary currency since it was issued to make a profit through recoining.
当時流通していた元文小判の1/2の量目であるが、品位が約14%低く出目獲得を目的とし、補助貨幣に位置すべきものであった。