Mount Ontake, Kugahara area is an upper-class residential area to the people in the know. Many mansions of the large site is in the neighborhood. Originally here is safe area, but this building has not only the high security system but also quake resistance, so you can be relieved even if a big earthquake comes.
There are a supermarket and malls at both station squares of "Mount Ontake", "Kugahara" station on the Tokyu Ikegami Line, and there is the convenience store for 1 minute from a share house, too. There is stylish shop-dotted town which is very convenient for you. "Nishi-Magome" Station on the Toei Asakusa Line is an area on foot, too.