Notice Regarding Business Succession via Absorption-type Demerger

Architect Developer, Inc. (hereinafter "the Company") announces that the absorption-type demerger to succeed the rental management business operated by Kinuyama Fudosan Co., Ltd. (hereinafter "Kinuyama Fudosan"), which was resolved at the Board of Directors meeting held on February 26, 2026, has become effective today (April 1, 2026).

### 1. Purpose of this Absorption-type Demerger The rental management business to be succeeded this time is operated by Kinuyama Fudosan, which has been developing community-based business in Komae City, Tokyo, since its founding in 1980. Over the years, the company has built relationships of trust with local owners and tenants, forming a stable customer base.

The succeeded managed properties total 929 units, consisting of approximately 650 rental housing units and 35 parking lots (284 spaces), primarily located within Komae City. Since many of the properties are low-rise apartments, which the Company excels at, we believe we can maximize the use of our existing management know-how and repair/renovation proposals.

Through this business succession, we aim to further strengthen our management base in the Komae area and strive for the stable growth of the entire group.

### 2. Overview of this Absorption-type Demerger - Method of absorption-type demerger: An absorption-type demerger with Kinuyama Fudosan Co., Ltd. as the splitting company and the Company as the succeeding company. - Effective date: April 1, 2026 - Content of the business to be succeeded: Real estate rental management business, repair construction business. - Rights and obligations to be succeeded: Through this absorption-type demerger, the Company will succeed the assets, liabilities, contractual status, and other rights and obligations related to the target business as of the effective date, as stipulated in the absorption-type demerger agreement.

### 3. Overview of the Business to be Split (1) Business content: Real estate rental management business, repair construction business. (2) Employees to be transferred: 4 persons (As of February 12, 2026). (3) Number of managed units: 929 units (including 284 parking spaces) (As of February 12, 2026).

### 4. Overview of the Splitting Company - Company Name: Kinuyama Fudosan Co., Ltd. - Head Office Location: Komae YS Building L-Coma 3-1F, 1-1-3 Nakaizumi, Komae City, Tokyo - Representative: Manabu Matsuzaki, Representative Director - Business Content: Real estate brokerage, real estate sales brokerage, real estate rental management, real estate consulting, renovation business, music studio operation business. - Capital: 10 million yen - Established: March 1980

Through the further expansion of our business base in the Tokyo metropolitan area, the Company will contribute to the development of local communities and the provision of high-quality living environments under the corporate philosophy of "Creating beautiful lifestyles starting from the home."