Mercedes Pérez (full name Mercedes Pérez Pérez, born February 27, 1960, Madrid, Spain; haigō: kotori), nursing care technician who is also professionally involved in organic agriculture, energy therapies, and management of a bookstore. Cofounder in 2010 of the online Makoto School of Haiku, together with Vicente Haya, Félix Arce, and Manuel Díez Orzas. She edits El reflejo de Uzume (The Reflection of Uzume), a haiku blog. Pérez’s haiku have won prizes in contests in Spain and Japan, and her work has been included in many anthologies. Her second haiku collection, Como si nada (As if nothing) was published in 2016. She resides in El Escorial (Madrid).