Maria, S. Matsumoto is Director of the Montessori Institute of Tokyo. She was trained at Centro Internazionale Montessori di Perugia under Ms. Antonietta Paolini, Institute Professionale Femminile Armando Diaz di Roma, and Fondazione Centro Internazionale Studi Montessori di Bergamo. After completing her Montessori diplomas, she was appointed as a trainer at the Montessori Institute of Los Angeles Inc. She is the only trainer in Japan and has been conducting the AMI primary course for 30 years, training approximately 1,500 Montessorians. Maria S. Matsumoto has also run 2 Montessori Children’s Houses for children aged 2 1/2 to 6 years old.