【Touhou】Cirno’s Absolutely Perfect Math Class

She is the smartest. Cool! The current date contains three ⑨s. Happy Cirno Day! Did you know? Cirno Touhou’s ability is to manipulate coldness and generally freeze stuff. But she doesn’t do any of that in this video. This mythical being is often depicted as having very, very high intelligence*. OST: Beloved Tomboyish Girl (Cirno’s theme) Cirno’s actual twitter: