| 1987-12 |
Founded with a capital of 500,000 yen to manage residential real estate in Toyokegaoka, Tama City, Tokyo. |
| 1987-12 |
Establish Forest I Co., Ltd. with a capital of 500,000 yen in Toyokegaoka, Tama City, Tokyo, for the purpose of managing residential real estate for individuals. |
| 1987-12-18 |
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| 1987-12-18 |
Establishment. |
| 1991-01 |
Changed name from Forest I Co., Ltd. to Propast Co., Ltd., increased capital to 2,000,000 yen. Moved headquarters to Ichibancho, Chiyoda-ku, Tokyo. Began real estate brokerage, consulting, and appraisal services. |
| 1991-01 |
Change the company name to Propast Co., Ltd., increase capital to 2,000,000 yen, relocate headquarters to Ichibancho, Chiyoda-ku, Tokyo, and commence real estate brokerage, consulting, and appraisal services. |
| 1995-06 |
Developed its first in-house condominium in Nakano-ku, Tokyo. |
| 1995-06 |
Develop the first in-house condominium in Nakano-ku, Tokyo. |
| 1996-11 |
Developed and sold its first in-house condominium, Forest Hills Sendagi, in Bunkyo-ku, Tokyo. |
| 1996-11 |
Develop and sell the first in-house condominium, Forest Hills Sendagi, in Bunkyo-ku, Tokyo. |
| 1997-10 |
First sold and purchased redevelopment properties in Kanda Izumi-cho, Chiyoda-ku, Tokyo. |
| 1997-10 |
Conduct the first redevelopment property sale and purchase in Kanda Izumi-cho, Chiyoda-ku, Tokyo. |
| 2001-02 |
Developed and sold the urban design condominium Galeria Corte Rokuban-cho in Chiyoda-ku, Tokyo. |
| 2001-02 |
Develop and sell Galeria Corte Rokubancho, a full-fledged urban design condominium, in Chiyoda-ku, Tokyo. |
| 2002-03 |
Developed and sold the first resort-style condominium, Lezon de Pan Oiso, in Oiso City, Kanagawa Prefecture. |
| 2002-03 |
Develop and sell the company's first resort-style condominium, Réson de Pan Oiso, in Oiso City, Kanagawa Prefecture. |
| 2002-04 |
Developed and sold 'Compartment Tokyo Chuo' in Chuo-ku, Tokyo. |
| 2002-04 |
Develop and sell Compartment Tokyo Chuo, the company's first large-scale urban condominium, in Chuo-ku, Tokyo. |
| 2003-02 |
First commenced condominium development in the Ariake area of Koto-ku, Tokyo. |
| 2003-02 |
Begin the first condominium development in the Ariake area of Koto-ku, Tokyo. |
| 2004-11 |
Completed and sold the Orizon Mare condominium in Ariake, Koto-ku, Tokyo. |
| 2004-11 |
Complete and sell Orizon Mare, the company's first development condominium, in the Ariake district of Koto-ku, Tokyo. |
| 2006-03 |
Completed and sold the Galeria Grande condominium in Ariake, Koto-ku, Tokyo. |
| 2006-03 |
Complete and sell Galeria Grande, the company's second development condominium, in the Ariake district of Koto-ku, Tokyo. |
| 2006-12-13 |
Listed on the JASDAQ Securities Exchange on December 13, 2006. |
| 2006-12-13 |
List on the JASDAQ Stock Exchange. |
| 2010-04 |
Listed on the Osaka Securities Exchange JASDAQ market following the merger of the JASDAQ and Osaka Securities Exchanges. |
| 2010-04 |
List on the Osaka Stock Exchange JASDAQ market following the merger of the JASDAQ Stock Exchange and the Osaka Stock Exchange. |
| 2013-07 |
Listed on the Tokyo Stock Exchange JASDAQ Standard market following the management integration of the Tokyo Stock Exchange Group and Osaka Securities Exchange. |
| 2013-07 |
List on the Tokyo Stock Exchange JASDAQ Standard market after the Tokyo Stock Exchange Group and Osaka Stock Exchange merged and the physical market was integrated into the Tokyo Stock Exchange. |
| 2015-07 |
Commenced sales of the rental condominium series 'Composite' and 'GranJit'. |
| 2015-07 |
Begin sales of the rental condominium series 'Composite' and 'GranJit'. |
| 2017-12 |
Propast Co., Ltd. celebrates its 30th anniversary. |
| 2017-12 |
Celebrate the 30th anniversary of founding. |
| 2022-04 |
Listed on the Standard market following the reorganization of the Tokyo Stock Exchange market classifications. |
| 2022-04 |
List on the Tokyo Stock Exchange Standard market following the reorganization of market classifications. |
| 2024-08 |
Transitioned to a company with an Audit Committee. |
| 2024-08 |
Transition to a company with an Audit Committee. |
| 2025-10 |
Acquired 51% of Ogawa Construction Co., Ltd. and made it a subsidiary. |
| 2025-10 |
Acquire a 51% stake in Ogawa Construction Co., Ltd. and make it a subsidiary. |
