Quantitative Analysis of Japan’s Energy Security Based on Fuzzy Logic: Impact Assessment of Fukushima Accident

Table 7

Direct-influenced relation matrix using linguistic values for Accessibility (Case ).

Accessibility	AS1	AS2	AS3	AS4	AS5
Dependency on Middle East oil (AS1)	N	H	VH	N	N
The effort to promote renewable energies (AS2)	H	N	N	VL	N
The effort to promote independently developed energy resources (AS3)	VH	N	N	N	N
Human resources for nuclear energy (AS4)	N	N	N	N	VH
The difficulty in operating nuclear power station (AS5)	H	H	VL	VH	N