User blog comment:Rezuko/OC Weapon choice..../@comment-24911350-20140601040903/@comment-4109747-20140601053144

https://24.media.tumblr.com/0947532d3f89d745a430ca068e4ee6e0/tumblr_n4nxeetX3O1rpr103o1_500.jpg here is a reference of swords and their lengths.