The "Memory of Gensoukyou".
Resident historian of the Touhou series and ninth (and current) incarnation of the "Child of Miare", possessing a photographic memory as well as the ability to recall memories from her previous incarnations (Aichi, Ani, Ami, Ayo, Ago, Amu, Anana and Aya). Author of Perfect Memento in Strict Sense and Symposium of Post-Mysticism, encyclical works on the various faces, places, and dates in Gensoukyou. Also writes mystery fiction under the pen name Agatha Chris Q. Her original incarnation was the author Hieda no Are, writer of the Kojiki.