1. “Tenpin Bowling – General Information,” http://www.ibsasport.org/ newline sports/tenpin-bowling/ [Accessed Nov. 25, 2016].
2. N. Sato, “The current situation of blind ten pin bowling,” Annual report of Nihon University School of Dentistry, Vol.33, pp. 125-133, 2005.
3. “IBSA Classification Rules and Procedures Reviced Janualy 2012,” http://www.ibsasport.org/documents/files/68-1-IBSA- Classification-Rules-and-Procedures.pdf [Accessed Nov. 25, 2016].
4. H. Hase, H. Tanaka, C. Nishikata, Y. Matsubara, K. Nozaki, et al., “A support system allowing visually challenged to play flying disc,” Japanese J. of Adapted Sport Science, Vol.2, No.1, pp. 59-69, 2004.
5. Y. Miyajima, K. Murasaki, R. Izuhara, and H. Nagase, “Development of aerobics study support system that uses motion capture for visually handicapped person,” Society for Design and Art Fusing with Science and Technology, Vol.51, pp. 48-49, 2009.