Quick answer — Hajime Chitose performed 1 anime theme, including "Haru no Katami" from Ayakashi: Samurai Horror Tales.
Hajime Chitose performed the anime theme songs "Haru no Katami" (Ayakashi: Samurai Horror Tales).
Hajime Chitose's first listed anime theme is "Haru no Katami", the ending of Ayakashi: Samurai Horror Tales.