zaitech

noun2

1. •
   Application of financial engineering techniques in Japanese financial markets since their deregulation in 1984.

   • This in turn spurred the proliferation of zaitech — sophisticated financial operations on a global scale. — 1998
2. •
   Speculative financial investments, using simple financial leverage as well as financial engineering, in Japanese financial markets since their deregulation in 1984.

   • Such "high-tech" financial transactions are called 'zaitech' in Japan. Many old-timers thought zaitech was sinfully speculative […] — 1993