In recent years," it states," individual businesses have also found that improving their environmental performance can result in a reduction in operating costs." Action to reduce GHG emissions is taken in line with overall government policy, the most relevant policy for tourism being the Law Concerning the Promotion of Measures to Cope with Global Warming (government of Japan, 1998). The contribution of the tourism sector to total national emissions is considered minor, but should not be underestimated due to its growth trends and the potential for reducing consumption through efficiency or technology supply conversion to renewable energy sources. Given the increasing risk of heat waves, energy demand and water consumption are expected to increase.