Brand new, unopened. This is a CD sold exclusively at Comiket C97 by voice actress Kotori Koiwai. Regular price: ¥2,750 ◯ Product Description This is the second album made with Kotori Koiwai, distributed at the Comic Market on December 31, 2019. "Sleeping pills" realized through DTM and ASMR. This is a unique work created through repeated experimentation, exploring how realistically three-dimensional sound can be expressed.