1. Faculty of Humanities and Sociologies University of the Ryukyus Nishihara Okinawa Japan
2. Kochi Gillberg Neuropsychiatry Centre Kochi Prefectural Medical and Welfare Centre Kochi Japan
3. Gillberg Neuropsychiatry Centre Sahlgrenska Academy Gothenburg Sweden
4. Department of Paediatrics Kochi Prefectural Aki General Hospital Aki Kochi Japan
5. Faculty of Science and Engineering Department of Civil and Environmental Engineering Toyo University Kawagoe Saitama Japan
6. Faculty of Modern Life Teikyo Heisei University Tokyo Japan