抄録
In Japan, a lot of attention was paid to “big data” as the keyword from around 2012.Development of business models which livers obtain results from is featured in national strategies for utilizing ICT. In this paper, I proposed the idea of breaking big data utilization system down into patterns depend on liver’s perspective, and revealed each type’s signature with particular cases. And I pointed “smart type system” is not an ultimate aim and it is important to understand livers have a variety of needs.