Black Stone Below, White Tile Above
The Osaka Gas Building (大阪ガスビルディング) is a head office on Midosuji designed by Yasui Takeo of 1933 in Hiranomachi, Chuo Ward, Osaka City, Osaka Prefecture, and was registered as a Registered Tangible Cultural Property (structure) on March 18, 2003 (Agency for Cultural Affairs).

The Agency records an eight-storey steel-framed reinforced-concrete building with two basements and a building area of 2,253 square metres; registration number 27-0215.
Black Stone and White Tile
The Osaka Gas Building is a head office of 1933 facing Midosuji, designed by Yasui Takeo and built by Obayashi (Agency for Cultural Affairs).
An eight-storey steel-framed concrete building with two basements, it is clad in black stone on the first two floors and white tile above (Agency for Cultural Affairs). The Agency calls it a fine example of transitional modern architecture, mixing horizontal and vertical elements outside and finely designed inside.
Why It Was Registered
The Agency registered it as a model of design.
What to Look For
Look for the contrast of black stone below and white tile above, and the mix of horizontal and vertical lines (Agency for Cultural Affairs).
Visiting
It is owned by Urbanex Co., Ltd. (Agency for Cultural Affairs). As an office building, no official information on visits to the interior was found. The south and north buildings are introduced together on the Osaka Gas Building page.
Q&A
- When was it built?
- In 1933 (Agency for Cultural Affairs).
- Who designed it?
- Yasui Takeo; Obayashi built it.
- What is the cladding?
- Black stone below, white tile above.
- Where is it?
- On Midosuji.
- When was the Osaka Gas Building registered?
- On March 18, 2003 (Agency for Cultural Affairs).
Basic Information
| Name | Osaka Gas Building (大阪ガスビルディング) |
|---|---|
| Location | 4-1, 4-2-1 and 4-3-1 Hiranomachi, Chuo Ward, Osaka City, Osaka Prefecture |
| Designation | Registered Tangible Cultural Property (Structure) |
| Year Designated | Registered 2003/03/18 (Heisei 15) |
| Quantity | 1 building |
| Dimensions | Steel-reinforced concrete, 8 storeys and 2 basements, 2,253 m² |
| Owner | Urbanex Co., Ltd. |
| Public Access | No official information on access |
References
- Osaka Gas Building (Database of National Cultural Properties, Agency for Cultural Affairs)
- https://kunishitei.bunka.go.jp/heritage/detail/101/00003270
Last verified: 2026.10.26