2-5-5, Tsutsujigaoka, Miyagino-ku, Sendai-shi, Miyagi

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)

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

4-5-12, Tsutsujigaoka, Miyagino-ku, Sendai-shi, Miyagi

4-6-1 chuo, aoba-ku, sendai city, miyagi prefecture

4-6-1 ichibancho, sendai city, miyagi prefecture