A famous katana said to have cut down a lightning strike. It is featured in legends from the land of Wa, which vanished centuries ago. The charge that remains within its blade adds a lightning effect to its attack.
Boltslicer is a mid-ranked katana usable by all of the ninjas, which provides 35 Attack, 40% Accuracy, +5 Strength, and is Lightning-elemental. It can be found in Eblan during the final chapter or by dropped from Blast Golem.