Thread:Nisshou/@comment-4969779-20120611004951/@comment-1399043-20120611035042

The Brimstone Puzzle Box (硫黄謎箱, iō nazo hako) is a mysterious item created by Ōkawa in order to capture the Bankai of Shinigami in the same manner as Impero Nascosto and Vandenreich members Bankai Ensnaring Device. This box seals the Bankai away in a pocket dimension which when opened and selected by Ōkawa, it allows him to assume the appearance anc powers of said Bankai. He has captured a few Bankai, namely from deceased Shinigami whose Zanpakutō were drawn into the box and their spirits subjugated.

Kamishini no Yari (神殺鎗, God-Killing Spear): Suzumushi Tsuishiki: Enma Kōrogi (清虫終式閻魔蟋蟀, Cricket Final Form: Devil Cricket; Viz: Bell Bug Closing Ceremony: Final Cricket):