Exhibit 8.1







NTTDoCoMo, Inc.





List of Subsidiaries



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SUBSIDIARIES OF REGISTRANT



|                                 |  |                              
|-------------------------------- |  | -----------------------------
|Name                             |  | Jurisdiction of Incorporation
|NTT DoCoMo Hokkaido, Inc.        |  | Japan                        
|NTT DoCoMo Tohoku, Inc.          |  | Japan                        
|NTT DoCoMo Tokai, Inc.           |  | Japan                        
|NTT DoCoMo Hokuriku, Inc.        |  | Japan                        
|NTT DoCoMo Kansai, Inc.          |  | Japan                        
|NTT DoCoMo Chugoku, Inc.         |  | Japan                        
|NTT DoCoMo Shikoku, Inc.         |  | Japan                        
|NTT DoCoMo Kyushu, Inc.          |  | Japan                        
|DoCoMo Service Inc.              |  | Japan                        
|DoCoMo Engineering Inc.          |  | Japan                        
|DoCoMo Mobile Inc.               |  | Japan                        
|DoCoMo Support Inc.              |  | Japan                        
|DoCoMo Systems, Inc.             |  | Japan                        
|DoCoMo Sentsu, Inc.              |  | Japan                        
|DoCoMo Business Net, inc.        |  | Japan                        
|DoCoMo Technology, Inc.          |  | Japan                        
|DoCoMo Service Hokkaido Inc.     |  | Japan                        
|DoCoMo Service Tohoku Inc.       |  | Japan                        
|DoCoMo Service Tokai Inc.        |  | Japan                        
|DoCoMo Service Hokuriku Inc.     |  | Japan                        
|DoCoMo Service Kansai, Inc.      |  | Japan                        
|DoCoMo Service Chugoku Inc.      |  | Japan                        
|DoCoMo Service Shikoku Inc.      |  | Japan                        
|DoCoMo Service Kyushu Inc.       |  | Japan                        
|DoCoMo Engineering Hokkaido Inc. |  | Japan                        
|DoCoMo Engineering Tohoku Inc.   |  | Japan                        
|DoCoMo Engineering Tokai Inc.    |  | Japan                        
|DoCoMo Engineering Hokuriku Inc. |  | Japan                        
|DoCoMo Engineering Kansai, Inc.  |  | Japan                        
|DoCoMo Engineering Chugoku, Inc. |  | Japan                        
|DoCoMo Engineering Shikoku Inc.  |  | Japan                        
|DoCoMo Engineering Kyushu Inc.   |  | Japan                        
|DoCoMo Mobile Hokkaido Inc.      |  | Japan                        
|DoCoMo Mobile Tokai Inc.         |  | Japan                        
|DoCoMo Mobilemedia Kansai, Inc.  |  | Japan                        
|DoCoMo Mobile Chugoku, Inc.      |  | Japan                        
|DoCoMo i Kyushu Inc.             |  | Japan                        
|e Engineering Inc.               |  | Japan                        
|e Engineering Tokai, Inc.        |  | Japan                        
|e Engineering Kansai, Inc.       |  | Japan                        
|e Engineering Kyushu Inc.        |  | Japan                        
|D2 Communications Inc.           |  | Japan                        
|DoCoMo.com, Inc.                 |  | Japan                        
|allucher Inc.                    |  | Japan                        
|Business Expert Inc.             |  | Japan                        
|Business Expert Tokai, Inc.      |  | Japan                        
|Business Expert Kansai, Inc.     |  | Japan                        
|Business Expert Kyushu, Inc.     |  | Japan                        



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|                                                     |  |                              
|---------------------------------------------------- |  | -----------------------------
|Name                                                 |  | Jurisdiction of Incorporation
|DoCoMo Tametan Inc.                                  |  | Japan                        
|Double Square Inc.                                   |  | Japan                        
|Nippon Data Com Co., Ltd.                            |  | Japan                        
|DoCoMo Capital, Inc.                                 |  | United States of America     
|DCM Investment Inc.                                  |  | United States of America     
|DoCoMo Communications Laboratories Europe GmbH       |  | Germany                      
|DoCoMo Communications Laboratories USA, Inc.         |  | United States of America     
|DoCoMo Beijing Communications Laboratories Co., Ltd. |  | China                        
|DoCoMo Europe(France)S.A.S.                          |  | France                       
|DoCoMo Europe Limited                                |  | United Kingdom               
|DoCoMo i-mode Europe B.V.                            |  | The Netherlands              
|NTT DoCoMo USA, Inc.                                 |  | United States of America     
|inter-touch (BVI) Limited                            |  | British Virgin Islands       
|And 38 other subsidiaries                            |  |                              
|                                                     |  | As of March 31, 2006         



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