June 25, 2021

For Immediate Release
Ryosan Company, Limited
Representative: Kazuhiko Inaba
Representative Director, President
Listing Code No.: 8140
Listing: First Section, Tokyo Stock Exchange
Inquiries: Norihiko Takahashi
Executive Officer
General Manager, Corporate Planning
Headquarters
TEL: +81-3-3862-3816

Notice Concerning Changes in Reporting Segments
Ryosan Company, Limited (“the Company”) hereby announces that it changes its reporting segments, beginning inthe fiscal year ending March 31, 2022.
1. Reason for Change
RS Innovation 2030, the Company’s Long-Term Vision looking 10 years into the future, calls for the Company toachieve network innovation (expansion of its supplier network) by harvesting products from prior investments andcontinuing to advance efforts to discover new products. This adjustment of the product mix is one of the pillars of
the current (11th) Medium-Term Business Plan.
To achieve the above goals, the Company revamps its promotional framework, to strengthen its organization,
boost the quality of proposals to customers through cross-cell searches, and raise the efficiency of business
operations. The Company changes its reporting segments in accordance with the above reorganization.

2. Details of Changes
The Company reorganizes the four Business Headquarters that formerly handled semiconductors and electroniccomponents into three Business Headquarters: 1st Device Business Headquarters, 2nd Device Business
Headquarters and 3rd Device Business Headquarters. Similarly, the Company merges the two Business
Headquarters that promoted products and services other than semiconductors and electronic components into asingle Business Headquarters, the Solution Business Headquarters (for the new organizational chart, please refer tothe appendix). In the past, the Company had three reporting segments, namely the Semiconductor Business,
Electronic-component Business and Electronic-equipment Business. Under the new organization, the Company has
two reporting segments: the Device Business and the Solution Business.

1Comparative table of previous and new reporting segments
Previous reporting segments
Semiconductor
Business

Memory, system LSIs anddiscrete semiconductors

Electronic-component
Business

Display devices,supplies
electromechanicalcomponents

Electronic-equipment
BusinessSystems equipment
facility equipment1.

New reporting segments
Semiconductors (memory,
system LSIs and discrete
semiconductors)
andDevice Businesselectroniccomponents(displaydevicesandelectromechanicalcomponents)

powerandandSolution Business

Systems equipment1 andsystem solutions2This product category combines systems equipment and facility equipment from the former electronicequipment business with power supplies from the former electronic-component business.

2.

Previously, the profit from system solutions was included in each reporting segment.

2Appendix
New Organization (as of June 25, 2021)
Shaded items indicate changes.

President

Corporate Planning Headquarters

Administrative Headquarters
Finance and Accounting Headquarters
Sales Administration Headquarters

Engineering Headquarters
1st Semiconductor Business Headquarters
2nd Semiconductor Business Headquarters
Electronic Components Business Headquarters

SAXIS Company, Limited
Solution Business Headquarters
Electronic Equipment Business Headquarters

1st Domestic Marketing and Sales Headquarters

2nd Domestic Marketing and Sales Headquarters

ASEAN/Greater China Marketing and Sales Headquarters

Korea, Americas, and Europe regions

Sales Planning and Control Headquarters

1st Device Business Headquarters
2nd Device Business Headquarters
3rd Device Business Headquarters

Solution Business Headquarters

International Marketing and Sales Headquarters

3