The Prétear of Sound is one of several transformations of the Prétear. This Prétear is caused by union of Sasame and Himeno Awayuki. In this form Himeno is capable of using sound based powers. She can hear things far away and see herself there. Her weapon as the sound Prétear is the Sonic Arrow. Where she blows through her two fingers and makes a Sonic Arrow to attack Demon Larvae.
- Himeno first becomes this Prétear in the episode Let Me Hear Your Heart Flutter, when she wants to practice fighting so that none of the knights will be hurt.