Forging a Sunnobi Tanto
Sunnobi tanto (寸延び短刀) are larger than ordinary tanto, with nagasa (blade length) a sun or two above 1 shaku (sun nobi, “a sun longer”, from nobiru, to stretch or lengthen). Though there is some area of crossover with hira-zukuri ko-wakizashi and they may have sori similar to ko-wakizashi, the simplified difference would be that they…