Suzumushi Nishiki: Benihikō

is a technique used by Kaname Tōsen's Zanpakutō, Suzumushi.

Definition
Suzumushi's technique which changes Suzumushi into its Benihikō form. Suzumushi vibrates momentarily and, after Tōsen moves the blade around him in a semi-circle, a trail appears from the sword's path. The trail turns into hundreds of blades that rain down on his opponents. The technique causes massive destruction to whatever it hits.