okay, so the item team has come up with new katana stats:
["strange_sword"], "Katana" [("katana",0),("katana_scabbard",ixmesh_carry)], itp_type_two_handed_wpn| itp_primary itc_bastardsword|itcf_carry_katana|itcf_show_holster_when_drawn,weight(1.25)|difficulty(9)|spd_rtng(142) | weapon_length(95)|swing_damage(45, piercing) | thrust_damage(35 , pierce)