TOHOKU ELECTRIC POWER CO., INC.

April 21, 2015

Notice Concerning Issuance of the 479th and the 480th Straight Bonds of Tohoku Electric Power Co., Inc.

We hereby announce that the 479th and the 480th Straight Bonds of Tohoku Electric Power Co., Inc. will be issued as described below.
Please note that the bonds will be offered to institutional investors only.

The 479th Straight Bonds

1. Purpose of issuance: Proceeds will be used for capital expenditure and bond redemption
2. Type of bond: Straight bond (with general mortgage)
3. Aggregate
principal amount: 10 billion yen
4. Denomination: 1 million yen
5. Schedule: Date of offer April 21, 2015
Subscription date April 21, 2015
Closing date April 27, 2015
Date of issue April 27, 2015
6. Interest: 0.372% p.a.
(Yield to maturity: 0.372% p.a.)
7. Issue price: 100% of the denomination
8. Redemption price: 100% of the denomination
9. Period to maturity: 7 years (April 25, 2022)
10. Redemption method: Bullet maturity
11. Managers: Nomura Securities Co., Ltd. (Lead manager) Daiwa Securities Co. Ltd.
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.
12. Bond trustees: Mizuho Bank, Ltd.
Sumitomo Mitsui Banking Corporation
13. Bond rating: A (Rating and Investment Information, Inc.) AA- (Japan Credit Rating Agency, Ltd.)

The 480th Straight Bonds

1. Purpose of issuance: Proceeds will be used for capital expenditure and bond redemption
2. Type of bond: Straight bond (with general mortgage)
3. Aggregate
principal amount: 10 billion yen
4. Denomination: 1 million yen
5. Schedule: Date of offer April 21, 2015
Subscription date April 21, 2015
Closing date April 27, 2015
Date of issue April 27, 2015
6. Interest: 1.049% p.a.
(Yield to maturity: 1.049% p.a.)
7. Issue price: 100% of the denomination
8. Redemption price: 100% of the denomination
9. Period to maturity: 15 years (April 25, 2030)
10. Redemption method: Bullet maturity
11. Managers: SMBC Nikko Securities Inc. (Lead manager) Nomura Securities Co., Ltd.
Mizuho Securities Co., Ltd. Shinkin Securities Co., Inc.
12. Bond trustees: Mizuho Bank, Ltd.
Sumitomo Mitsui Banking Corporation
13. Bond rating: A (Rating and Investment Information, Inc.) AA - (Japan Credit Rating Agency, Ltd.)

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