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| Building Mass Height | 99.1 m |
| Building Mass Height | 99.1 m |
| Tip Height | 99.1 m |
| Architectural Height | 99.1 m |
| Roof Height | 99.1 m |
| Floors | 25 |
| Completion | 1973 |
| Structural Form | high-rise building |
| Main Usage | commercial office |
| Status | existing |
| Architectural Style | modern |
| Address | 1-1-1 Otemachi |
| Smart Address | 1 Otemachi 1 |
| City | Chiyoda |
| Country |  Japan |
