Exhibit 31

Section 302 Certification

I,
Robert W. Marsik, certify that:

|1. |  | I
have reviewed this annual report on Form 10-KSB of Mercari Communications Group, Ltd.;
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|2. |  | Based
on my knowledge, this report does not contain any untrue statement of a material  fact or
omit to state a material fact necessary to make the statements made, in  light of the
circumstances under which such statements were made, not misleading  with respect to the
period covered by this report;
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|3. |  | Based
on my knowledge, the financial statements, and other financial information  included in
this report, fairly present in all material respects the financial  condition, results of
operations and cash flows of the small business issuer as  of, and for, the periods
presented in this report;
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|4. |  | I am
responsible for
establishing and maintaining disclosure controls and procedures (as defined in  Exchange
Act Rules 13a-15(e) and 15d-15(e)) for the small business issuer and have:
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|a. |  | Designed
such  disclosure  controls and procedures,  or caused such disclosure  controls and
procedures to  be designed under our  supervision,  to ensure that material  information
relating to the small  business  issuer,  including its consolidated subsidiaries,  is
made known to us by others within those entities,  particularly during  the period in
which this report is being prepared;
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|b. |  | Designed
such  disclosure  control  over  financial  reporting,  or caused  such  internal
control  over  financial  reporting  got be  designed  under our  supervision,  to
provide  reasonable  assurance  regarding  the  reliability  of  financial  reporting
and the  preparation  of  financial  statements  for  external  purposes  in  accordance
with generally accepted accounting principles;
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|c. |  | Evaluated
the  effectiveness  of the small  business  issuer's  disclosure  controls and
procedures  and  presented in this report our conclusions about the effectiveness of the
disclosure  controls and procedures,  as of  the end of the period covered by this report
based on such evaluation; and
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|d. |  | Disclosed
in this  report any change in the small  business  issuers  internal  control  over
financial  reporting that occurred  during the this fiscal quarter that has materially
affected,  or is reasonably  likely to  materially affect, the small business issuers
internal control over financial reporting; and
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|5. |  | I
have disclosed,  based on my most recent  evaluation of internal  control over financial
reporting,  to  the small business  issuers  auditors and the audit committee of
the small issuers board of directors (or persons  performing the equivalent
functions):
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|a. |  | All
significant deficiencies and material weaknesses in the design or operation of internal
control over financial reporting which are reasonably likely to adversely affect the
small  business issuers ability to record, process summarize and report financial
information; and
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|b. |  | Any
fraud, whether or not material, that involves management or other employees who have a
significant role in the small business issuers internal controls over financial
reporting.
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|Date: March
7, 2007 |  | /s/  Robert W. Marsik
      Robert W. Marsik, President
      (Principal Executive and Financial Officer)
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