β
Fortunately, Ieyasu had with him Honda Tadakatsu, who intimidated the local rustics with his naginata. This weapon was named Tonbokiri or Dragonfly Cutter because legend had it that the blade was so razor sharp that one day, when a dragonfly had alighted on its edge, it had been instantly sliced in two. It was the creation of the famed swordsmith Fujiwara Masazane and would become one of the Tenka san so (倩δΈδΈζ§), the three legendary spears of Japan.102
β
β
Danny Chaplin (Sengoku Jidai. Nobunaga, Hideyoshi, and Ieyasu: Three Unifiers of Japan)