Monogatari Resonance: Satoru's 'Kai & Tore' Earphones with 190+ Captivating Voices! Introducing the true wireless earphones, the '怪(Kai)' model and the '蕩(Tore)' model, encapsulating the charm of Monogatari Series with approximately 190* originally recorded voices and sound tuning supervised by Kōsaki Satoru! ​* add up to a total of the '怪(Kai)' model and the '蕩(Tore)' model.