Revision of Unit Bath Prices

To All Concerned,

June 8, 2026

Sekisui Chemical Co., Ltd.

Sekisui Home Techno Co., Ltd.

Regarding the unit baths manufactured and sold by Sekisui Home Techno Co., Ltd. (Representative Director and President: Nobuhiro Tanaka), a 100% subsidiary of Sekisui Chemical Co., Ltd. (Representative Director and President: Yusuke Shimizu), they have been strongly affected by rising manufacturing and logistics costs due to the escalation and prolongation of the situation in the Middle East, including rising energy costs, as well as soaring raw materials, supplies, parts, and logistics costs.

Sekisui Home Techno Co., Ltd. has continued to diligently promote cost reduction and efficiency improvements, but these have exceeded the level that can be absorbed through its own efforts. Therefore, to ensure stable product supply and service provision in the future, we hereby announce a revision of sales prices as follows.

1. Date of Price Revision: Effective from orders received on August 3, 2026

2. Target Products and Price Revision Range

Target Product

Revision Rate

Unit bath

4-19%

(Reference) Overview of Sekisui Home Techno Co., Ltd.

Head Office: Nissei Shin-Osaka Building 17F, 3-4-30 Miyahara, Yodogawa-ku, Osaka City, Osaka Prefecture

Representative: Representative Director and President Nobuhiro Tanaka

Capital: 360 million yen

Sales: Approximately 29.3 billion yen (fiscal year ending March 2026)

Employees: 382 (as of March 31, 2026)

Main Business: Manufacture and sale of housing equipment, sale of housing materials and related components, product-related assembly and construction-related work, maintenance, and renovation work

That is all.

<Contact Information for This Matter>

[Media Representatives]

Sekisui Chemical Co., Ltd. Corporate Communications Department Public Relations Group

Email: kouhou@sekisui.com

[General Customers]

Sekisui Home Techno Co., Ltd.

Inquiry Form: https://www.webcoms.jp/sekisui-hometechno/inquiry/