Name: 春河もえ (Moe Harukawa)
Official artist for the Touhou manga Forbidden Scrollery and games Urban Legend In Limbo and Antinomy Of Common Flowers.
Next to nothing is known about her, other than that she's apparently young and very skilled, according to ZUN during a Nikenme Radio broadcast.
See also
- Amazon.co.jp: http://www.amazon.co.jp/春河-もえ/e/B00O6KDIYK/
- Wikipedia article (JP): http://ja.wikipedia.org/wiki/春河もえ