2-2-1 nagatacho, chiyoda-ku, tokyo (daiichi) 2-1-2 nagatacho, chiyoda-ku, tokyo (2nd)

1-9-4, 5 otemachi, chiyoda-ku, tokyo

1-1-1 marunouchi, chiyoda-ku, tokyo

1-4-1 marunouchi, chiyoda-ku, tokyo

2-7-2 marunouchi, chiyoda-ku, tokyo