Air Water : Notice Regarding Publication of the Investigation Report of the Special Investigating Committee (Public Version as of February 9, 2026)

Published February 16, 2026 at 9:05 a.m. UTC

Source: MarketScreener

Note: This document has been translated from the Japanese original for reference purposes only. In the event of any discrepancy between this translated document and the Japanese original, the original shall prevail.

To All Concerned Parties

Company Name

Air Water Inc.

February 16, 2026

Representative President and

Representative Director

Ryosuke

Matsubayashi

（Code Number 4088 Tokyo Stock Exchange Prime Market, Sapporo Stock Exchange Market）

Contact General Manager of Corporate Communications Office

Keisuke Fukushima

（TEL 06-6252-3966）

Notice Regarding Publication of the Investigation Report of the Special Investigating Committee (Public Version as of February 9, 2026)

We hereby announce, as previously disclosed in the "Notice Regarding Receipt of the Investigation Report of the Special Investigating Committee (as of February 9, 2026)" dated February 12, 2026, that after receiving the investigation report (as of February 9, 2026) from the Special Investigating Committee, we implemented partial non-disclosure measures and other necessary actions. As these procedures have now been completed, we hereby announce the following.

We sincerely apologize to our shareholders, investors, and all other concerned parties for the significant inconvenience and concern this matter may have caused.

Please note that certain portions of the report have been subject to partial non-disclosure measures in consideration of the protection of personal information, confidential information, and other relevant matters.

Please note that the investigation report disclosed in connection with this matter is available in

Japanese only.

Please refer to the following timely disclosure dated February 13, 2026.

Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026)

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 1-60

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 61-100

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 101-140

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 141-180

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 181-220

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 221-260

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 261-300

・Notice Concerning the Publication of the Investigation Report of the Special Investigation Committee (Public Version, as of February 9, 2026), pp. 301-312

END