In Mt. Fuji, self-disposal toilets installed at mountain huts by subsidy are facing difficulties in securing operation and maintenance funds. We examined whether self-disposal toilets in Mt. Fuji were installed appropriately in consideration of local conditions, the pay for these toilets was...

In the United States, recently the use of soybeans as an energy source has drawn attention. It is concerned in Japan that if the use of soybeans for energy keeps increasing, not only the price of conventional soybeans, which is used for soybean oil, but also the price of non-genetically modified...