research institute of electrical communication, tohoku university katahira campus, 2-1-1 katahira, aoba-ku, sendai, miyagi, japan (on the premises of katahira complex, tohoku university)

5-1 shizugawa asahigaura, minamisanriku-cho, motoyoshi-gun, miyagi prefecture (shizugawa fishing port coast)

isatomae, utatsu, minamisanriku-cho, motoyoshi-gun, miyagi (in utatsu junior high school temporary housing area)

2-1-1 katahira, aoba-ku, sendai city, miyagi prefecture (on the premises of tohoku university katahira complex)

6-6 aoba, aramaki, aoba-ku, sendai city, miyagi prefecture

6-6 aramaki-aoba, sendai city, miyagi prefecture

41 kawauchi, sendai city, miyagi prefecture (on the campus of tohoku university kawauchi complex)

2-12-9 wholesale-cho, wakabayashi-ku, sendai-shi, miyagi

aramaki aza aoba, aoba-ku, sendaicampus of tohoku university faculty of engineering