Announcement on the Details of the Shareholder Reward Program (Bitcoin Distribution)

The company previously announced on May 27, 2026, its plan to implement a shareholder reward program involving Bitcoin distribution. We now provide the detailed information regarding the program, including prize structure, application method, and schedule, as follows.

1. Overview of the Shareholder Reward Program

(1) Eligible Shareholders

Shareholders who are listed on the shareholder register as of March 31, 2026, and who continuously hold 500 or more shares until June 30, 2026, are eligible.

(2) Reward Details (Prizes)

From the eligible shareholders, a total of 10 million yen worth of Bitcoin (BTC) will be awarded through a lottery as follows:

First Prize: BTC worth 100,000 yen … 10 winners

Second Prize: BTC worth 30,000 yen … 100 winners

Third Prize: BTC worth 10,000 yen … 600 winners

2. Application and Receipt Methods

(1) Application Method

Eligible shareholders must follow the instructions sent by mail to open an account with "Coin Estate," a cryptocurrency exchange operated by FINX JCrypto Co., Ltd. Application for the lottery is completed by entering the "Shareholder Reward Code" provided in the notice on the "Shareholder Reward" page in the Coin Estate account’s My Page and agreeing to the relevant terms and conditions. * Shareholders who already have a Coin Estate account do not need to open a new one, but must still enter the "Shareholder Reward Code" to participate in this lottery.

(2) Receipt Method

Rewards will be distributed by crediting Bitcoin to the participant’s Coin Estate account. No alternative receipt methods are available.

3. Schedule

Notice Mailing: End of July 2026

Application Period: August 3 (Mon), 2026 – September 18 (Fri), 2026, 23:59

Distribution Rate Finalization Date: September 28 (Mon), 2026

Lottery Date: September 29 (Tue), 2026

Distribution Completion (Credit Date): September 30 (Wed), 2026

* Announcement of winners will be made by the crediting of Bitcoin on the distribution completion date.

4. Important Notes

(1) Shareholders who fail to complete account opening and enter the Shareholder Reward Code by the deadline (September 18, 2026) will be excluded from the lottery. No alternative rewards will be provided.

(2) Rewards are only available to the shareholder themselves and cannot be received in the name of another person, including family members. If shareholder and account information do not match, the reward will not be granted.

(3) Account opening is subject to review, and accounts may not be approved based on the review results. Minors and non-residents are not eligible to open an account.

(4) Shareholders who have canceled their account by the time of Bitcoin distribution will be disqualified.

(5) Bitcoin prices may fluctuate due to market conditions (including downside risks); please acknowledge this in advance.

(6) The amount of Bitcoin awarded will be determined based on Coin Estate’s selling price at 23:59 on September 28, 2026.

(7) This notice is for procedural information regarding participation in the shareholder reward program and is not intended to solicit cryptocurrency trading.