The book was written in 2005 by Higashida, who was 13 at the time, and published in Japan in 2007. The English translation was published in 2013. Higashida wrote the book to help communicate his own needs and thoughts to his family, and shine a light for other autistic individuals around the world. Most of the memoir is told through 58 questions Higashida and other people dealing with autism are commonly asked.
The film is presented by Vulcan Productions, the British Film Institute, the Idea Room, MetFilm Production, and Runaway Fridge. The producers include Stevie Lee, Jeremy Dear, and Al Morrow. Allen is an executive producer along with Carole Tomko, Jannat Gargi, and Rocky Collins.
The film, announced on Wednesday, is in production and part of a larger effort from Vulcan Productions to spotlight various issues,