A Historical Study on the "Training Institutes for Youths" : the process of its groundwork and onset of the Institution 論文 MASAO ISHIZU ·1975-01-01 ·『Taiikugaku kenkyu (Japan Journal of Physical Education Health and Sport Sciences)』 20(1) pp. 5-13 doi:10.5432/jjpehss.kj00003392476