March 30, 2006
Corporate

For Immediate Release

Company name: DAIICHI SANKYO COMPANY, LIMITED
Representative: Takashi Shoda, President and Representative Director
(Code no.: 4568, First Section, Tokyo, Osaka and Nagoya Stock Exchanges)
Please address inquiries to Toshio Takahashi, Corporate Officer in Charge,
Corporate Communications Department
Telephone: +81-3-6225-1126
http://www.daiichisankyo.co.jp/

Announcement of Revisions to Sankyo's Consolidated Financial Results for Prior Fiscal Years

Tokyo, March 30, 2006 - DAIICHI SANKYO COMPANY, LIMITED has announced that revisions to consolidated financial results for prior fiscal years have been made to its subsidiary, Sankyo Co., Ltd. These revisions do not affect the company's financial statements.

1. Revised Documents

(1) Consolidated Financial Results for the Interim Period of Fiscal 2003 (Release date: November 7, 2003)
(2) Consolidated Financial Results for Fiscal 2003 (Release date: May 14, 2004)
(3) Consolidated Financial Results for the Interim Period of Fiscal 2004 (Release date: November 5, 2004)
(4) Consolidated Financial Results for Fiscal 2004 (Release date: May 13, 2005)
(5) Consolidated Financial Results for the Interim Period of Fiscal 2005 (Release date: November 7, 2005)

2. Revised Items
Production, Orders and Sales (1) Production

3. Revised Content
The revised figures have been underlined.

(1) Consolidated Financial Results for the Interim Period of Fiscal 2003 (page 39 of English version)

(Before revisions)
Production by operating segment for the interim period of fiscal 2003 is summarized as follows:

Operating segment Amount
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 153,692 106.3
Other 35,251 88.6
Total 188,944 102.5
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(After revisions)
Production by operating segment for the interim period of fiscal 2003 is summarized as follows:

Operating segment Sales
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 159,075 110.0
Other 42,135 105.8
Total 201,210 109.1
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(2) Consolidated Financial Results for Fiscal 2003 (page 45 of English version)

(Before revisions)
Production by operating segment for the interim period of fiscal 2003 is summarized as follows:

Operating segment Amount
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 309,267 97.0
Other 75,340 87.3
Total 384,607 94.9
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(After revisions)
Production by operating segment for the interim period of fiscal 2003 is summarized as follows:

Operating segment Sales
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 319,775 100.3
Other 91,740 106.3
Total 411,516 101.6
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(3) Consolidated Interim Financial Results for the Interim Period of Fiscal 2004
(page 41 of English version)

(Before revisions)
Production by operating segment for the interim period of fiscal 2004 is summarized as follows:

Operating segment Amount
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 170,618 111.0
Other 36,063 102.3
Total 206,681 109.4
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(After revisions)
Production by operating segment for the interim period of fiscal 2004 is summarized as follows:

Operating segment Sales
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 179,949 113.1
Other 42,816 101.6
Total 222,766 110.7
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(4) Consolidated Financial Results for Fiscal 2004 (page 49 of English version)

(Before revisions)
Production by operating segment for the interim period of fiscal 2004 is summarized as follows:

Operating segment Amount
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 317,646 102.7
Other 77,752 103.2
Total 395,399 102.8
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(After revisions)
Production by operating segment for the interim period of fiscal 2004 is summarized as follows:

Operating segment Sales
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 342,284 107.0
Other 93,065 101.4
Total 435,350 105.8
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(5) Consolidated Interim Financial Results for the Interim Period of Fiscal 2005
(page 37 of English version)

(Before revisions)
Production by operating segment for the interim period of fiscal 2005 is summarized as follows:

Operating segment Amount
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 155,728 91.3
Other 33,106 91.8
Total 188,835 91.4
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.

 

(After revisions)
Production by operating segment for the interim period of fiscal 2005 is summarized as follows:

Operating segment Sales
(Millions of yen)
Year-on-year changes (%)
Pharmaceuticals 179,147 99.6
Other 39,820 93.0
Total 218,967 98.3
Notes:
1. Production amounts are based on net selling prices and are after elimination of inter-segment sales.
2. The above amounts are stated exclusive of consumption tax.
End