Exhibit 31.1

Certification
Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

I,
Robert W. Marsik, Chief Executive Officer and Chief Financial Officer,  certify that:

|1. |  | I
have reviewed this quarterly report on Form 10-QSB 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 registrant as of, and
for, the periods presented in this report;
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|4. |  | As
the Principal Executive Officer and the Principal Financial Officer, 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 registrant
and have:
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|(a) |  | Designed
such disclosure  controls and procedures,  or caused such disclosure  controls and
procedures to be designed  under my supervision,  to ensure that material  information
relating to the registrant,  including its  consolidated  subsidiaries,  is made known to
me by others  within  those  entities,  particularly  during the period in which this
report is being prepared;
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|(b) |  | Evaluated
the  effectiveness of the registrant's  disclosure  controls and procedures and presented
in this report my  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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|(c) |  | Disclosed
in this report any change in the  registrant's  internal  control over  financial
reporting that occurred  during the registrants most recent fiscal quarter (the
registrant's  fourth fiscal quarter in the case of an annual  report) that has
materially  affected,  or is reasonably  likely to materially  affect,  the  registrant'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 registrants
auditors and the audit committee of the registrant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 registrant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  registrant`s internal control over financial reporting.
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|Date: May
18, 2005 |  | By:/s/  Robert W. Marsik
      Robert W. Marsik, Chief Executive Officer
      Chief Financial Officer
      (Principal Executive and Financial Officer)
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