| Commemorative Organization for the Japan World Exposition '70 | TOYO ARCHITECTS AND ENGINEERS OFFICE | |
| NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION | DAIWA SYSTEM CO.,LTD. | DOMINIQUE PERRAULT ARCHITECTE FRANCE |
| AZEL CORPORATION | DAIWA HOUSE INDUSTRY CO., LTD. | NIKKISEKKEI CO.,LTD. |
| ANABUKI KOSAN INC | Takahashi Corporation. | NIKKEN SEKKEI LTD. |
| ANABUKI Construction Inc | Takushin | FUKUMOTO ARCHITECT & ENGINEERS,INC. |
| Urban Corporation | TAKETSU GROUP. | Hokuto indutrial engineering CO.,Ltd. |
| Unzen Kanko Hotel | Tokyo Tatemono CO.,Ltd. | YOKOYAMA ARCHITECTURE OFFICE |
| EISEN REALTY | Toray Construction CO., Ltd. | YOSHIMURA ARCHITECTS |
| NTT Urban Development Corporation | NISSHO ESTEM CO.,Ltd. | STUDIO ARCH HIROYUKI WAKABAYASHI |
| MID Urban Development CO.,Ltd. | NISSEI KOSAN CO.,Ltd. | Wesco CO.,ltd. |
| Okura Construction CO.,Ltd. | NISSO Real Estate CO.,Ltd. | |
| Nichimo CO.,Ltd. | PACIFIC CONSULTANTS CO.,LTD. | |
| ORIX Real Estate Corporation. | ES-CON JAPAN Ltd. | ASANUMA CORPORATION. |
| KINTETSU REAL ESTATE | NIHON REIT CO.,Ltd. | OBAYASHI CORPORATION. |
| Qualication,Inc. | Hankyu Corporation. | OKUMURA CORPORATION. |
| COSMOS INITIA CO.,Ltd. | Hankyu Realty CO.,Ltd. | Kumagai Gumi CO.,Ltd. |
| KONDO ESTATE | FUKUDA FUDOUSAN CO.,Ltd. | KONOIKE CONSTRUCTION CO.,LTD. |
| KONDO SANGYO CO.,LTD. | Matsushita Electric Works Techno-Structure, Ltd. | TAISEI CORPORATION. |
| SAKURA REAL ESTATE.CO.,LTD. | Marubeni Corporation. | TAKAMATSU CORPORATION. |
| SAMTY CO.,Ltd. | Mitsui Fudosan Residential CO.,Ltd. | Takenaka Corporation. |
| SANYO Homes CO.,LTD. | UNITIKA ESTATE | TOKAI KOGYO CO.,LTD. |
| JT Realestate Inc. | RALVE inc. | NOMURA CONSTRUCTION INDUSTRIAL CO.,LTD. |
| RIVER INDUSTRY CO.,Ltd. | MATSUMURA－GUMI CORPORATION. | |
| City Life CORPORATION CO.,Ltd. | Institute of New Architecture Inc. | matsumotogumi inc. |
| Showa Housing Corporation | AWAX Corporation. | Sumitomo Mitsui Construction CO.,Ltd. |
| SEIWA REAL ESTATE CO.,LTD. | OGASAWARA ARCHTECT & ENGINEERS | NISSAN RINKAI CONSTRUCTION CO.,LTD. |
| Sumitomo Corporation. | Sojitz Realnet Corporation. | |
| Sumitomo Realty & Development CO.,Ltd. | GENDAI SOUGO ARCHITECTS & ENGINEERS,INC. | NOELU com Corporation. |
| Sekisui House, Ltd. | Konishi Sekkei | Asahi Advertising Inc. |
| Sekiwa Real Estate Kansai, Ltd. | Inter－field | |
| TAKARA SPACE DESIGN CO.,LTD. | OSAKA YOMIURI ADVERTISING AGENCY,INC. | |
| DAIKAKU CO.,Ltd. | Tokyu Architects Engineers Inc. | J&F Advertising Inc. etc |
| in no special order |