all rights reserved copyright ecom 2001 the development of ec & its successful business models kazuhiko arakawa model wg electronic commerce promotion council japan survey analysis sites enterprises in and us october 30 today s themes 1 2 btoc 3 current statusof businesses 4 marketing&kfs site 5 comments on btob 6 future perspective center for informatization industry cii diffusion edi standard control enterprise code started activities cals organization jecals research about scm step etc april 2000 integration organizations preparation rule