Access Tokyo Head office Haneda Maintenance Center 4F,8-2, Haneda Airport 1-Chome, Ota-Ku, Tokyo Osaka office First Maruzen building, 3-4-11, Kigawahigashi, Yodogawa-Ku, Osaka-City, Osaka Yamagata plant 12, Chuo industrial site, Sagae-City, Yamagata