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Sustainable Finance

Green Loan (borrowed in October 2025)

The Company has borrowed as follows:

Loan Summary

Lender Nippon Life Insurance Company Dai-ichi Life Insurance Company, Limited Meiji Yasuda Life Insurance Company Sumitomo Life Insurance Company
Date of Conclusion October 31, 2025
Total Loan Amount Total amount: 4 billion yen
0.5 billion yen 0.5 billion yen 1.5 billion yen 1.5 billion yen
Use of Funds

Capital for the introduction of new vehicles (Hanzomon Line 18000 series)

Expected Environmental Improvements The introduction of state-of-the-art control systems will reduce power consumption and contribute to clean transportation when compared to the existing vehicles (Hanzomon Line 8000 series).

Reduction in CO2 emissions per year (per train): Approximately 37 t of CO2
SDG Targets Related to the Use of Funds

For further information on the sustainability initiatives of the Tokyo Metro Group, please see the following pages.

Sustainability (Japanese)

Third-Party Certification of Eligibility

Obtained from Japan Credit Rating Agency, Ltd.
(dated August 8, 2022) (Japanese)
(PDF: 4.43MB)

Obtained from Japan Credit Rating Agency, Ltd.
(dated January31, 2024) (Japanese)
(PDF: 1.40MB)

Obtained from Rating and Investment Information, Inc.
(dated July 10, 2025) (Japanese)
(PDF: 1.57MB)

Obtained from Japan Credit Rating Agency, Ltd.
(dated December 24, 2024) (Japanese)
(PDF: 4.80MB)