Yozakura Quartet, Volume 16 (Yozakura Quartet #86-92)

The hunter this time is none other than the mortal enemy of kotodama users, the yamabiko, who repels any and all materialized words, rendering them useless. Defeated and despondent, Kotoha loses her voice. Without words, the very soul of kotodama, she's been reduced to a regular girl. And so, the members of Sakurashin are put on the defensive. But amidst these unfavorable circumstances, a familiar face shows up in town...