Used

<<Essays and essays>> Japanese Crisis and Hope / Taichi Sakai-ya

Used

<<Essays and essays>> "Wagamama" no Susume / Sakai-ya Taichi

Used

<<Economy>> Greater use of China

Used

<<Biography>> Nobunaga : Taichi Sakai-ya : There is no' evil' before' Tenka itto'

Used

History of Japan Organizational strategy during the Sengoku period

Used

<<Social science>> This is what happens next.

Used

<<Social science>> Axis of next-generation thinking

Used

<<Politics, economy and society>> The third Bakumatsu, defeat, transcending Heisei

Social science Ashiya Report 1997-2001