The author and artist of Land of the Lustrous (宝石の国, lit. "Country of Jewels"). She was born in 1980. She started her career in 2006 with the one-shot Mushi to Uta. Between 2007 and 2011, she published seven one-shots in the manga magazine Afternoon. She started writing Land of the Lustrous October 25th, 2012, which currently has 9 volumes.