Domestic Network
Osaka Head Office
6-4, Hommachi 3-chome, Chuo-ku, Osaka-shi, Osaka 541-0053, Japan
TEL: 81-6-7637-3131
Access
Exit No.7, Hommachi Station and pass the office lobby from the corner entrance and take the elevator to the 6th floor. (Osaka Metro Midosuji Line)
Intersection facing Midosuji and Hommachi Street, southeast corner Hommachi Garden City Bldg.
*Reception is on the 6th floor
Tokyo Head Office
21-8, Nishi-shimbashi 3-chome, Minato-ku, Tokyo 105-8458, Japan
TEL: 81-3-5405-5711
Access
10 minutes’ walk from Shimbashi Station (JR Line)
5 minutes' taxi ride from Tokyo Monorail Hamamatsucho Station
3 minutes' walk from Onarimon Station (Toei Subway Mita Line)
Laboratory and Others
| Iwatani R&D Center |
3-16, Tsugiya 3-chome, Amagasaki-shi, Hyogo 661-0965, Japan TEL: 81-6-7632-1177 |
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| Iwatani Advanced Hydrogen Technology Center |
3-16, Tsugiya 3-chome, Amagasaki-shi, Hyogo 661-0965, Japan TEL: 81-6-7632-1181 |
| Biwako Conference Center |
1-1, Shinkaihama 2-chome, Hikone-shi, Shiga 521-1136, Japan TEL: 81-749-43-3000 |
Domestic Offices
| Hokkaido Block Branch |
1-2, Kitananajo-nishi, 1-chome, Kita-ku, Sapporo-shi, Hokkaido 060-0807, Japan TEL: 81-11-726-1511 |
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| Tohoku Block Branch |
1-10, Kakyouin 1-chome, Aoba-ku, Sendai-shi, Miyagi 980-8481, Japan TEL: 81-22-262-2040 |
| Kanto Block Branch |
1071-2, Azasimoochiai, Chuo-ku, Saitama-shi, Saitama 338-0002, Japan TEL: 81-48-646-7020 |
| Metropolitan Block Branch |
9-18, Shinyokohama 3-chome, Kita-ku, Yokohama-shi, Kanagawa 222-0033, Japan TEL: 81-45-474-3960 |
| Chubu Block Branch |
23-20, Marunouchi 3-chome, Naka-ku, Nagoya-shi, Aichi 460-0002, Japan TEL: 81-52-308-3651 |
| Kinki Block Branch |
2-33, Miyahara 1-chome, Yodogawa-ku, Osaka-shi, Osaka 532-0003, Japan TEL: 81-6-7639-0046 |
| Chugoku Block Branch |
2-21, Kanayama, Naka-ku, Hiroshima-shi, Hiroshima 730-8541, Japan TEL: 81-82-249-3615 |
| Shikoku Block Branch |
6-1, Higashihaze, Takamatsu-shi, Kagawa 761-8054, Japan TEL: 81-87-814-8130 |
| Kyushu Block Branch |
25-21, Hakataekimae 3-chome, Hakata-ku, Fukuoka-shi, Fukuoka 812-8560, Japan TEL: 81-92-411-2220 |