Tonbokiri

One of the Three Great Spears a spear made by Fujiwara Masazane of Muramasa school. On the blades inside part there are beautiful Sanskrit characters and trident drawn. His name comes from an anecdote where a dragonfly that landed on top of the blade was instantly cut in two. Although hes big he has simple and sincere personality. Source: Touken Ranbu Wikia