I have the pleasure of having just added an incredibly powerfull Nagamaki to my collection a (Kawachi No Kami Kunisuke (1st Gen) Shinto jp-Saku wazamono Nagamaki. Kan-Ei era early Edo Nagasa 22 1/2". Osuriage with clear mei on nakago. NBTHK Tokubetsu Hozon. Hamon Gunome mixed with Suguha (I think). This blade is incredible. It is heavy and seem like almost a sword designed for brutal attacks. Beautiful condition. That being said, was this definitely designed as a pole arm and then converted to w