There is another theory that is gradually becoming more popularity: since there are a lot of extant 'tomebu' that had been considered to be Meiji nibukin, they are now considered to be Manen nibukin, which had a greater circulation, and few extant 'hanebu' are considered to be kaheishi nibukin (Meiji nibukin).
しかし、これまで明治二分金とされてきた「止め分」は圧倒的に現存数が多く、こちらが発行高が多い万延二分金であり、現存数の少ない「撥ね分」は貨幣司二分金（明治二分金）であるとする方が整合するとの説が有力になりつつある。