Exhibit 1.4



[Translation]



| |  |  |  |                             
| |  |  |  | ----------------------------
| |  |  |  | Established on June 27, 1994
| |  |  |  | Amended on May 8, 1998      
| |  |  |  | Amended on June 24, 1998    
| |  |  |  | Amended on May 1, 2002      
| |  |  |  | Amended on June 20, 2002    
| |  |  |  | Amended on June 18, 2004    
| |  |  |  | Amended on December 21, 2004
| |  |  |  | Amended on April 28, 2006   



REGULATIONS OF THE
BOARD OF CORPORATE AUDITORS





NTT DoCoMo, Inc.



---

REGULATIONS OF THE BOARD OF CORPORATE AUDITORS



|Article 1. | (Purpose)
|---------- | ---------

1. These Regulations shall govern the matters concerning the
Board of Corporate Auditors pursuant to Article 27, paragraph 2 of the Articles of Incorporation and Article 5, paragraph 7 of the Regulations for the Audit of Corporate Auditors.

2. Unless otherwise provided by the laws and regulations or the Articles of Incorporation, the matters concerning the Board of Corporate Auditors shall be governed by these Regulations



|Article 2. | (Composition)
|---------- | -------------

1. The Board of Corporate Auditors shall be composed of all
the Corporate Auditors.

2. Appointment or dismissal of full-time corporate auditors shall be resolved by the Board of Corporate Auditors.



|Article 3. | (Purpose of the Board of Corporate Auditors)
|---------- | --------------------------------------------

The Board of
Corporate Auditors shall receive a report concerning important matters, deliberate or make resolutions; provided however, that foregoing does not prevent the execution of powers of each Corporate Auditor.



|Article 4. | (Meetings to be Held)
|---------- | ---------------------

1. The meeting of the Board of Corporate Auditors
shall be held once every month as a general rule; provided, however, that an extraordinary meeting of the Board of Corporate Auditors may be held from time to time whenever necessary.

2. The meeting of the Board of Corporate Auditors shall be held with the physical attendance of the Corporate Auditors, as a general rule; provided, however, that, if their physical attendance is difficult with
respect to an extraordinary meeting of the Board of Corporate Auditors, they may attend by telephone. When they use a telephone conference facility, they shall notify the Person Entitled to Convene Meetings.



|Article 5. | (Chairman and Person Entitled to Convene Meetings)
|---------- | --------------------------------------------------

1. The Board of
Corporate Auditors may appoint a chairman of the Board of Corporate Auditors from among themselves.

2. The chairman of the Board of Corporate Auditors
shall convene and preside over the meetings of the Board of Corporate Auditors, and perform the duties commissioned by the Board of Corporate Auditors; provided, however, that the foregoing does not preclude any other Corporate Auditor from
convening a meeting.



|Article 6. | (Procedures for Convocation)
|---------- | ----------------------------

1. In order for a meeting of the Board of
Corporate Auditors to be convened, a Corporate Auditor shall dispatch notice thereof to each Corporate Auditor at least three (3) days prior to the date of the meeting; provided, however, that such period may be shortened if so required in
urgent cases.

2. If the unanimous consent of all Corporate Auditors is obtained, a meeting of the Board of Corporate Auditors may be held without following
the procedures for convening meetings.

3. The provisions of the preceding two paragraphs shall apply mutatis mutandis to a change in the date of a
meeting or to cancellation of a meeting convened.



|Article 7. | (Method of Resolution)
|---------- | ----------------------

1. Resolutions of a meeting of the Board of
Directors shall be adopted by a majority vote of all Corporate Auditors, except a resolution of discharge of Independent Auditors pursuant to Article 13, paragraph 2 of these Regulations, a resolution relating to the consent of Article 15, and a
consultation of compensation pursuant to Article 17 of these Regulations.

2. When resolving, the Board of Corporate Auditors shall deliberate based on
adequate materials.



2



---

|Article 8. | (Resolution of Auditing Principles and Others)
|---------- | ----------------------------------------------

1. Auditing principles,
audit plans, audit procedures, business for audit, and budgeting of audit expenses, etc. shall be determined by resolution of the Board of Corporate Auditors.

2. In addition to the matters set out in the preceding paragraph, the Board of Corporate Auditors may resolve any other matters deemed to be necessary to perform the duties of the Corporate Auditors.



|Article 9. | (Regular meetings with the Representative Directors)
|---------- | ----------------------------------------------------

1. The Board of
Corporate Auditors shall have regular meetings with the Representative Directors to try to deepen the mutual understanding between it and the Representative Directors by exchanging views on problems that the Company should deal with, on the status
of the establishment of the work environment for the Corporate Auditors audits, and on significant problems involving audits, and also by making requests to the Representative Directors when they are deemed necessary.

2. The Board of Corporate Auditors shall present appropriate explanations to the Representative Directors and others about audit principles and audit plans, and the state
of audit enforcement and results, etc.

3. In addition to matters provided for by law, the Board of Corporate Auditors shall set the matters that the
Directors should report to the Board of Corporate Auditors by discussing these matters with Directors, and the Board of Corporate Auditors shall receive the reports.



|Article 10. | (Reports to the Board of Corporate Auditors by Corporate Auditor)
|----------- | -----------------------------------------------------------------

1. The
Corporate Auditor shall report the state of their execution of duties from time to time to the Board of Corporate Auditors and shall report when required by the Board of Corporate Auditors.

2. Any Corporate Auditor who has been reported to by the Independent Auditors, the Directors, or the employees of internal audit division, etc., shall report the same to
the Board of Corporate Auditors.

3. The Board of Corporate Auditors may request reports from Independent Auditors, Directors, the employees of internal
audit division, etc., when necessary.



|Article 11. | (Measures to be held for Reports)
|----------- | ---------------------------------

1. The Board of Corporate Auditors
shall take appropriate actions according to the situations, such as conducting the necessary investigation, giving advice or recommendations to the Directors, and so on, in the case that any report was made by any of the Directors to the effect that
material damage to the Company was found and that any report was made by the Independent Auditors to the effect that any misconduct of a Director with respect to his business or any other material facts which contravene the provisions of laws,
regulations and the Articles of Incorporation of the Company was found.

2. As much as is necessary, the measures set out in the preceding paragraph shall
also be taken in the case that any report was made with respect to the matters which was decided as the matters the Directors should report to the Board of Corporate Auditors by deliberation with the Directors in advance.



|Article 12. | (Preparation of Audit Reports)
|----------- | ------------------------------

1. The Board of Corporate Auditors shall
receive the financial statements and others from the Directors and the audit reports of the Independent Auditors and others from the Independent Auditors. It may be determined that the person who receives such documents shall be a full-time
Corporate Auditor.

2. The Board of Corporate Auditors shall prepare the audit report of the Corporate Auditors after hearing reports from each Corporate
Auditor on the matters to be described on such report after deliberation.

3. In the case that there is any differing opinion of any Corporate Auditor, such
opinion shall be indicated in the audit report of the Corporate Auditors.

4. Each Corporate Auditor shall sign and affix his/her seal on the audit report
of the Corporate Auditors. Any full-time Corporate Auditor shall indicate such title thereon.



3



---

|Article 13. | (Consent or Request Proposal for the Appointment, etc. of Independent Auditors)
|----------- | -------------------------------------------------------------------------------

1. The following matters relating to appointment, etc. of the Independent Auditors shall be determined by resolution of the Board of Corporate Auditors:

| | 1) | to consent or request to proposals concerning appointment of the Independent Auditors to be submitted to a general meeting of shareholders;
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------

| | 2) | to consent or request the matters concerning discharge or non-reappointment of the Independent Auditors be matters for resolution to be submitted to a general meeting of
shareholders;
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | 3) | to appoint any person to temporarily assume the duty of the Independent Auditors in case of a lack of such Independent Auditors.
| | -- | --------------------------------------------------------------------------------------------------------------------------------

| | 4) | to consent the matters concerning compensations, etc. of Independent Auditors or any person to temporarily assume the duty of the Independent Auditors.
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------------------

2. In the case that the Board of Corporate Auditors determines to discharge the Independent Auditors pursuant to any provisions of laws and regulations, consent of all
members of the Board of the Corporate Auditors (written consent shall be required for absent Corporate Auditors) shall be required. In such case, a Corporate Auditor appointed by the Board of Corporate Auditors shall report on and explain the reason
for such discharge at the first general meeting of shareholders to be held after such discharge.



|Article 14. | (Consent or Request Proposal concerning Appointment of Corporate Auditors)
|----------- | --------------------------------------------------------------------------

The following matters relating to appointment of the Corporate Auditors shall be determined by resolution of the Board of Corporate Auditors:

| | 1) | to consent or request to proposals concerning appointment of the Corporate Auditors to be submitted to a general meeting of shareholders;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------

| | 2) | to request that matters concerning appointment of the Corporate Auditors be matters to be submitted for resolution to a general meeting of shareholders; and
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------



|Article 15. | (Consent of Corporate Auditors concerning exculpation etc. of Directors)
|----------- | ------------------------------------------------------------------------

The following consent of Corporate Auditors shall be resolved by unanimous consent:

| | 1) | consent to proposals concerning amendment to the Articles of Incorporation in order to make it possible to exempt any Directors from damage compensation liabilities by the Board of
Directors to be submitted to the general meeting of shareholders;
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | 2) | consent to proposals to be submitted to the Board of Directors that concern exempting Directors from damage compensation liabilities in accordance with the provision in the Articles
of Incorporation that provides for the Board of Directors exempting Directors from damage compensation liabilities;
| | -- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | 3) | consent to proposals concerning amendment to the Articles of Incorporation in order to make it possible to enter into the agreement of the limitation on the damage liabilities with
the outside Director to be submitted to the general meeting of shareholders:
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | 4) | consent for the Companys auxiliary intervention in shareholders representative lawsuit in order to assist any Directors;
| | -- | --------------------------------------------------------------------------------------------------------------------------



|Article 16. | (Deliberation on Execution of Duty of Corporate Auditors)
|----------- | ---------------------------------------------------------

The Corporate Auditors may deliberate at the meeting of the Board of Corporate Auditors before their exercise of rights and execution of duties with respect to the following matters:

| | 1) | any explanation in the case that any question in writing was made to the Corporate Auditors by any shareholder prior to the meeting of the shareholders;
| | -- | --------------------------------------------------------------------------------------------------------------------------------------------------------

| | 2) | any report to the Board of Directors and request of convocation of a meeting of the Board of Directors and any matters related thereto;
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------

| | 3) | any report of their opinion with respect to the matters for resolution or other materials to be submitted to the general meeting of shareholders;
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------------

| | 4) | any request for injunction against illegal acts of the Directors;
| | -- | -----------------------------------------------------------------

| | 5) | any statement at a general meeting of the shareholders with respect to the appointment, discharge, resign and remuneration of the Corporate Auditors;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------



4



---

| | 6) | any matter concerning lawsuits between the Company and a Director; and
| | -- | ----------------------------------------------------------------------

| | 7) | any other matters including filing of lawsuits.
| | -- | -----------------------------------------------



|Article 17. | (Deliberation on Compensation, etc. of Corporate Auditors)
|----------- | ----------------------------------------------------------

Unless otherwise provided for in the Articles of Incorporation or resolved in a general meeting of shareholders, the amount of compensation, etc. of each Corporate Auditors may be determined by deliberation among Corporate Auditors.



|Article 18. | (Minutes)
|----------- | ---------

1. Minutes of a meeting of the Board of Corporate Auditors
shall be prepared in paper form or in an electromagnetic file. The date, the place and the substance and results of the proceedings of a meeting of the Board of Corporate Auditors and other matters set in laws and regulations shall be stated or
recorded in minutes, to which the Corporate Auditors present shall affix their respective names and seals or electronic signature.

2. The Company shall
keep the minutes set out in the preceding paragraph at the head office of the Company for ten (10) years. The provisions for handling the minutes of the meeting of the Board of Directors shall be applied, mutatis mutandis, to the
handling of the minutes of the meetings of the Board of Corporate Auditors.



|Article 19. | (Administration Office)
|----------- | -----------------------

The administration of the Board
of Corporate Auditors including convocation and preparing the minutes of a meeting of the Board of Corporate Auditors and any other operational matters relating thereto shall be handled by the Corporate Auditors Office.



|Article 20. | (Regulations for the Audit of Corporate Auditors)
|----------- | -------------------------------------------------

In
addition to the matters provided by laws, ordinances, the Articles of Incorporation and these Regulations of the Board of Corporate Auditors, the matters concerning audits of the Board of Corporate Auditors and the Corporate Auditors are governed by
the Regulations for the Audit of Corporate Auditors established by the Board of Corporate Auditors.



|Article 21. | (Amendments and Abolishment)
|----------- | ----------------------------

Any amendment to or
abolishment of these Regulations shall be made by the Board of Corporate Auditors.



Supplemental Provisions



These Regulations shall be
effective as from June 27, 1994.



These Regulations shall
be effective as from May 8, 1998.



These Regulations shall
be effective as from June 24, 1998.



These Regulations
shall be effective as from May 1, 2002



These Regulations
shall be effective as from June 20, 2002



These
Regulations shall be effective as from June 18, 2004



These Regulations shall be effective as from May 1, 2006



April
28, 2006



This is to certify that this copy is identical to the original.



NTT DoCoMo, Inc.



Keisuke Nakasaki

Chairman of the Board of Corporate Auditors



5