Kyōkō Ito Chūsei

Zanpakutō
Hiyakon (冷魂, lit. Cold-Soul) is the name of Ito Chūsei's Zanpakutō. It takes the form of a katana with a blue hilt and a rounded rectangular guard with inscriptions on the blade. Hiyakon is released with the command, "Deprive my emotions".