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.

May 10, 2024
Company nameName of representative

Inquiries

OSAKA SODA Co., Ltd.
Kenshi Terada, Representative
Director and President and Chief
Executive Officer(Securities code: 4046; TSE)
Toru Imamura, Executive Officer,
General Manager, Administration
Division(Telephone: +81-6-6110-1560)

Notice regarding the replacement of the Auditors
OSAKA SODA Co., Ltd. (hereinafter referred to as the "Company") hereby announces that the Audit &Supervisory Board, at its meeting held on 10 May 2024, resolved to change the Company's auditors, and theBoard of Directors, at its meeting held on the same day, also resolved to submit a proposal on this matter tothe 169th Annual General Shareholders Meeting to be held on 27 June 2024.
Accordingly, the Company announces the replacement of the auditors who issue audit certificates pursuant toArticle 193-2 (1) and (2) of the Financial Instruments and Exchange Act as follows.
1. Expected date of change
27 June 2024 (the scheduled date of the 169th Annual General Shareholders Meeting)
2. Overview of incoming and outgoing certified public auditors(1) Overview of incoming certified public auditors(1) Firm name
PwC Japan LLC(2) Address
Otemachi Park Building, 1-1-1 Otemachi,
Chiyoda-ku, Tokyo(3) Designated engagement partners
Akihisa Kinoshita
Kengo Yamamoto(4) Status under the Japanese Institute of Registered
Certified Public auditors’ registration
system for listed company audit firms(2) Overview of outgoing certified public auditors(1) Firm name(2) Address(3) Designated engagement partners

Ernst & Young ShinNihon LLC
Hibiya Mitsui Tower, Tokyo Midtown Hibiya,
1-1-2 Yuraku-cho, Chiyoda-ku, Tokyo
Hideyuki Goto
Yasuhiro Takada

3. Reasons for selecting the firm specified in 2(1) as the candidate for certified public auditors
The Audit & Supervisory Board selected PwC Japan LLC as the candidate for the audit firm because theappointment of PwC Japan LLC is expected to lead to the improvement of the Group's accounting
governance with a new perspective on auditing, and the Board determined that the firm was suitable basedon the results of a comprehensive review of its quality control systems, audit structures including global
responses, audit methodologies and independence.
4. Date of appointment of outgoing certified public auditors19695. Opinions on audit reports and other documents prepared by the outgoing certified public auditors over thepast three years
Not applicable.
6. Reasons and circumstances leading to the change or decision to change
The term of Ernst & Young ShinNihon LLC as auditors of the Company will expire at the conclusion of
the 169th Annual General Shareholders Meeting to be held on 27 June 2024. The audits by the current
auditors are considered to have been conducted properly, but in view of the many consecutive years ofservice by the firm, the Audit & Supervisory Board has investigated and compared several audit firms
with a view to replacing the current auditors. For the reasons stated in paragraph 3 above, PwC Japan
LLC was selected as a candidate for the Company's accounting auditors.
7. Opinions on the reasons and circumstances specified in 6
(1) Opinion of the outgoing certified public auditors
The Company received a response that the outgoing certified public auditors have no specific opinions
on this matter.
(2) Opinion of the Audit & Supervisory Board
The disclosures are consistent with the circumstances and the results of the investigation conducted by
the Audit & Supervisory Board and have been determined to be appropriate.