Document:

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                                                                   Exhibit 10.13

English Translation

         NAVER KNOWLEDGE SHOPPING - SHOP OPENING AND OPERATING CONTRACT

NHN Corp. ("NHN") and the following shop operator ("Gmarket") enter into this
Contract in order to sell Gmarket's products and services by making use of Naver
(www.naver.com), NHN's online site and in order to witness hereof, two copies of
this Contract are executed and both parties sign and affix their seals hereto
and respectively keep each one copy hereof.

<TABLE>
<S>                             <C>
NAME OF THE CONTRACT            Naver Knowledge Shopping - Shop Opening and
                                Operating Contract

SHOP OPERATOR                   GMARKET Inc.

TERM                            From April 1, 2006 to March 31, 2007 (12 months)

TYPE OF SHOP OPERATION          Naver Knowledge Shopping - Best Partner

SHOP OPENING & OPERATING COST   12,000,000 KRW per month - VAT not inclusive
(ADVERTISEMENT COST)
                                Adjusted to sales: 2% of net sales (VAT not
                                inclusive) (Sales Commissions)

                                DB connection (without separate charge)

                                Others (without separate charge)

GUARANTEED MATTERS              -

SPECIAL TERMS                   No sales commissions shall be charged for
                                click-through service on the main page of Naver.
</TABLE>

Any other details of this Contract shall be in accordance with the general terms
of shopping transactions on the following pages.

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                                  April 1, 2006

NHN Corp.                                GMARKET Inc.
Venture Town Branch                      6th Fl., Nam Seoul Bldg., 1304-3
25-1, Jung-ja-dong                       Seocho-Dong
Bundang-Gu, Sungham-Shi                  Seocho-Gu, Seoul
Kangnam-Gu, Seoul                        Young Bae Ku, Representative Director
Huiyoung Choi, Representative Director

Person in charge: Eunjong Kim            Person in charge: JaeDon Kim

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                       GENERAL TERMS OF SHOPPING CONTRACT

Unless other conditions are specified on the signing page of this Contract, NHN
and Gmarket shall comply with the following conditions:

ARTICLE 1 (DEFINITIONS)

     1.   Naver Knowledge Shopping Service ("Service") means service allowing
          users' easy access to Gmarket's online shopping mall by NHN's
          advertising of Gmarket's shopping mall through URL linkage of text,
          banners, product DB, etc. (in a form of DB created and altered by
          Gmarket at its own server) of Gmarket through main screen or sub
          screen of NHN's website Naver (www.naver.com).

     2.   "Shop Operator" means parties to this contract using Service.

     3.   "Users" means individuals making orders for goods and services at
          Gmarket's shopping mall through the Service.

     4.   "Shop Opening and Operating Cost" means an amount payable to NHN in
          the name of commissions such as fixed fee, sales based fee and product
          DB linkage fee, etc. in using the Service.

     5.   "Net Sales" means the gross sales of goods and services ordered by
          users at Gmarket's shopping mall through the Service less discount,
          value added tax, delivery cost and sales cancellation cost for return
          and of orders.

ARTICLE 2 (NHN'S OBLIGATIONS)

     1.   NHN shall not misrepresent any information provided by Gmarket and if
          any disputes arise between Gmarket and a third part or any others due
          to breach hereof, NHN shall indemnify and defend Gmarket from the
          disputes and shall resolve the disputes at NHN's cost and
          responsibility.

     2.   NHN shall not use any information created and provided by Gmarket for
          any other purposes except for operation of the Service.

     3.   In case the Service is extended or altered, NHN may add or alter URL
          Linkage to text, banners and product DB of shopping mall operated by
          Gmarket. Provided, however, in this case, NHN and Gmarket shall
          consult each other in advance on location of Link URL, number of
          banners and product DB and the shop operating cost.

     4.   NHN shall provide Gmarket with the Service, together with linking
          function to annexed services of NHN to the reasonable extent.

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ARTICLE 3 (GMARKET'S OBLIGATIONS)

     1.   Gmarket shall be liable to comply with any and all legal requirements
          including the followings with respect to the products and services
          registered or linked to Service or any data posted.

          (1)  The relevant laws, regulations and standards relating to
               descriptions of the relevant products or services;

          (2)  Protection of others' intellectual property and business and
               marketing rights.

     2.   Gmarket shall be liable for any and all acts including each of the
          followings arising in the course of operating its shopping mall:

          (1)  Gmarket shall be liable to protect any and all users' information
               including credit card information obtained in the course of
               operating the shopping mall and in connection herewith shall be
               liable for any damage incurred to users due to reasons
               attributable to Gmarket.

          (2)  Gmarket shall not apply users' information obtained in the course
               of using the Service to any other use than for performance of
               users' orders at Gmarket's shopping mall. Provided, however, this
               shall not apply in case Gmarket obtained the information directly
               from users through the Service.

          (3)  Gmarket shall be liable to faithfully carry out the orders for
               goods and services made through the Service and shall be liable
               to compensate users for damage incurred in connection herewith.

          (4)  Gmarket shall be liable for after sales service with respect to
               goods and services sold pursuant to the quality assurance
               provision of the relevant laws and decrees.

          (5)  Gmarket agrees not to distribute e-mails without demand by users
               or not to engage in any improper marketing activities.

     3.   Gmarket shall post on the initial page of its shopping mall all the
          contact points available in accordance with the relevant laws and
          decrees and agree to maintain the most recent information with
          reflecting any change thereof real time.

     4.   Gmarket shall provide its product DB in a standardized form as
          prescribed by NHN in order to utilize NHN's product search engine in
          selling goods and services through NHN. Provided, however, that NHN
          and Gmarket shall consult each other on technical works, in advance.

     5.   With respect to disputes arising with a third party or any others due
          to reasons

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          attributable to Gmarket, Gmarket shall indemnify and defend NHN from
          the disputes and shall resolve the disputes at Gmarket's cost and
          responsibility.

ARTICLE 4 (SCOPE OF COMPENSATION)

NHN and Gmarket shall undertake to perform mutual obligations in good faith, may
demand correction of any default (inability of performance, delay in performance
or incomplete performance) under the Contract and the party upon receipt of such
demand shall be liable to correct such default. In case the party upon receipt
of the demand fails to correct the default without a justifiable reason, the
other party may claim for compensation of damage.

ARTICLE 5 (PAYMENT)

     1.   NHN shall settle the accounts of Gmarket's normal shop operating cost
          and commissions once per month. The shop operating cost shall be
          calculated on a pro rata daily basis from the commencement date of
          shop operation.

     2.   NHN shall issue a tax account as of the 1st date of the relevant month
          in respect of the shop operating cost for the relevant month, and
          Gmarket shall pay the cost in cash by the 5th date.

     3.   The record amount which is commissions adjusted to sales, shall be
          from the 26th date of the preceding month to the 25th date of the
          relevant month, and the data on sales shall be submitted by the 30th
          date of the relevant month.

     4.   NHN shall issue a tax account with respect to commissions adjusted to
          sales and ensure delivery of the tax accounts to Gmarket by the last
          date of the relevant month. Gmarket shall pay the commissions to NHN
          by the 15th date of the next following month.

ARTICLE 6 (TERMINATION AND EXTENSION)

     1.   In case a party breaches its material obligations under the Contract,
          the other party may demand a letter for correction of the breaches and
          then if the breaching party fails to correct, the other party may
          immediately terminate this Contract.

     2.   In case either party falls under each of the followings, the other
          party may immediately terminate this Contract:

          (1)  In case a party falls under circumstances where continuation of
               the Service

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               becomes impossible and 30 days have passed from the date when the
               party notifies the other party thereof.

          (2)  In case a party cannot conduct normal business activities by
               reason of application for bankruptcy, commencement of corporate
               reorganization procedures or composition, etc.

     3.   Unless either or both parties express otherwise by 15 days prior to
          the expiration of the Contract, this Contract shall automatically
          extend for 5 months. In this case the terms and conditions of the
          contract shall be the same as those of this Contract unless otherwise
          agreed upon.

     4.   In the event that Gmarket delays in any payment or a part thereof for
          one month or more, NHN may immediately suspend provision of the
          Service to Gmarket and if such delay continues for two months or more,
          NHN may immediately terminate this Contract.

ARTICLE 7 (NO AGENCY OR NO GUARANTEE)

     1.   NHN has no power to act for Gmarket when Gmarket sells goods and
          services through NHN, and any acts of NHN shall not be deemed
          vicarious acts on behalf of Gmarket.

     2.   NHN shall not guarantee the existence, safety and legality, etc. of
          goods and services Gmarket sells through NHN and any and all
          responsibilities arising therefrom shall be borne by Gmarket.

ARTICLE 8 (CONFIDENTIALITY)

NHN and Gmarket shall not disclose any business secret or contract terms,
obtained in the course of executing and performing this Contract, to a third
party nor apply to any other purposes during the term as well as after
termination without a prior written approval from the other party. In the event
either party discloses the terms of this Contract, the other party may terminate
this Contract.

ARTICLE 9 (OBLIGATION TO NOTIFY AND TRANSFER OF RIGHTS)

Any and all rights and obligations under this Contract shall not be transferred
to a third party without a written approval from the other party.

ARTICLE 10 (FORCE MAJEURE)

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With respect to delay or default caused directly or indirectly by force majeure
and reasons beyond control by either party, no party shall be held liable to the
other party.

ARTICLE 11 (SUPPLEMENTATION AND COMPETENT COURT)

     1.   Matters not provided under this Contract shall be resolved upon mutual
          agreement or in accordance with the commercial practices.

     2.   Any and all disputes arising between NHN and Gmarket in connection
          with this Contract shall be submitted to the Seoul Central Court.

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                                                                   Exhibit 10.14

English Translation

                      YAHOO! SHOPPING YSP SERVICE CONTRACT

This Contract is made on February 22, 2005 between GMARKET Inc. ("Merchant") and
Yahoo! Korea ("Yahoo Korea").

The parties agree and declare as follows:

ARTICLE 1 (PURPOSE)

This Contract acknowledges that both parties' performance of cooperation defined
in this Contract meets mutual benefits and provides for matters necessary for
faithful conduct of each provision, and this Contract shall have the prevailing
effect over any other agreements between both parties executed prior to this
Contract and any agreement contravening this Contract shall become null and
void.

ARTICLE 2 (DEFINITION)

     1.   Yahoo! Korea Shopping Advertisement Service ("YSP Service") means the
          service by which Yahoo Korea advertises on-line shops ("Shop")
          interacting one another on the World Wide Web (www) through Yahoo!
          Shopping (not in a hosting type but in a form the Merchant creates and
          alters DB at its own server), installs Yahoo navigation strip bar on
          the top of the advertised Merchant's page to allow customers to
          connect easily with various functions.

     2.   Merchant means parties to this Contract using YSP Service.

     3.   Customers means individuals ordering goods and services provided by
          the Merchant at the Merchant's Shop.

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ARTICLE 3 (MERCHANT'S OBLIGATIONS)

     1.   Merchant is liable to comply with all the legal requirements relating
          to goods and services presented at its Shop and data relating to their
          display. In particular, Merchant agrees not to do each of the
          followings:

          1.1  Ilegal sale of goods, violation of export control or obscene
               articles control laws, or any other act breaching or inducing the
               breach of the currently effective laws.

          1.2  An act of damaging, imitating or infringing a third party's or a
               company's private matters.

          1.3  An act of infringing a third party's rights including others'
               intellectual property and rights under business, contract or
               credit.

     2.   Merchant shall provide Yahoo Korea with system enabling record and
          recognition of customers' purchase at the Merchant's Shop.

     3.   Liabilities arising from operation of Shops shall be borne by the
          Merchant:

          3.1  Merchant shall be liable to protect in secure protocol customers'
               information including credit card information obtained in the
               course of operating Shops and communication of such information
               necessary for transactions, and in this connection, the Merchant
               shall be liable to compensate for any damage incurred to
               customers due to reasons attributable to the Merchant.

          3.2  Merchant shall not apply customers' information obtained in the
               course of operating the Shop to use other than performance of
               orders by customers made at the Merchant's Shop. This provision
               shall not apply to members brought in by the Merchant directly
               through the YSP Service.

          3.2  Merchant consents to faithful performance of customers' orders
               with respect to goods and services displayed at its Shop and in
               this connection, any liability to compensate customers for
               damage, if any, shall be borne by the Merchant.

          3.2  Merchant agrees not to distribute e-mails without request from
               customers

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               nor engage in improper business activities.

     4.   Merchant agrees to post at its Shop all the contact points including
          the company name, address, telephone number, fax number and e-mail
          address. Merchant agrees to update its contact information.

     5.   Merchant agrees to proceed with press release of this Contract and
          transactions between Yahoo and Merchant upon consultation with Yahoo.

     6.   In the event disputes arise with a third party due to reasons
          attributable to Merchant, Merchant shall indemnify Yahoo Korea
          therefrom and resolve the disputes at its cost and responsibility.

ARTICLE 4 (YAHOO KOREA'S OBLIGATIONS)

     1.   Yahoo Korea may add YSP store URL linkage and banners on Yahoo search
          engine at its discretion for the purpose of increasing sales at Shops
          of which advertisement continues according to extension of Yahoo Korea
          service.

     2.   Yahoo Korea shall, in providing YSP service, grant linkage function to
          Yahoo's annexed service to the reasonable extent.

ARTICLE 5 (SCOPE OF COMPENSATION FOR DAMAGE)

Both parties undertake to faithfully carry out their obligations, may demand
correction of the other party in case of default of this Contract (impossible
performance, delay in performance or incomplete performance) and the party
subject to demand for correction shall comply with such demand. Except the
indemnification provision under Article 3 (6), if the party upon receipt of the
demand fails to correct without a justifiable reason, the other party may claim
for compensation of damage but in no event the compensation for damage includes
operating profit loss, indirect damage or punitive damage.

ARTICLE 6 (INTENTIONALLY OMITTED)

ARTICLE 7 (CONFIDENTIALITY)

Each party shall acknowledge confidentiality of any and all information relating
to the

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party, the party's affiliates and customers obtained in the course of executing
and performing this Contract and shall not provide such information to a third
party, except as required to be disclosed pursuant to applicable law or pursuant
to a prior written consent from the other party.

ARTICLE 8 (ADVERTISEMENT FEE)

     1.   Merchant shall pay Yahoo Korea an amount corresponding to 2% of
          the gross sales (inclusive of VAT and excluding returned and cancelled
          order) for the preceding month at its Shop (1% of the gross sales
          from click-through from main page and key word searches) and prepay
          monthly 1.9 million KRW (VAT not inclusive) as YSP advertisement fee
          in cash for the term of this Contract, and if YSP advertisement days
          exceed a month, the fee shall be calculated on a daily basis.

     2.   Payment of Yahoo Korea commissions described in paragraph 1 shall be
          calculated by the last date of each month and shall be made to Yahoo
          Korea by the 27th day of the next following month.

     3.   The contents of the click-through link in the main page and the list
          of key word search terms which will link to Gmarket website will be as
          shown in Attachment 1 hereto.

ARTICLE 9 (TERM)

The term shall be from February 25, 2006 until December 31, 2006.

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ARTICLE 10 (TERMINATION AND EXTENSION)

     1.   If the other party breaches this Contract, non-breaching party shall
          demand correction of the other party within 30 days, and if the
          breaches are not corrected within the period, non-breaching party may
          terminate this Contract by sending a 15-day prior written notice to
          the other party after determining the date of termination. Provided,
          however, that Yahoo Korea may immediately terminate this Contract if
          Merchant does illegal act, sells illegal goods or services or acts or
          sells likely to damage Yahoo Korea or a third party's right. In this
          case, the other party breaching this Contract shall compensate the
          other party for damage incurred.

     2.   The term may be extended upon mutual agreement within 15 days prior to
          the expiration of this Contract.

ARTICLE 10 (PROHIBITION ON TRANSFER)

Each party shall not transfer all or any part of the rights and obligations
under this Contract to a third party without a prior written consent from the
other party.

ARTICLE 11 (FORCE MAJEURE)

With respect to delay or default of this Contract due to force majeure or
reasons beyond control of each party, neither party shall be liable to the other
party.

ARTICLE 12 (GOVERNING JURISDICTION)

Any legal proceeding between the parties in connection with this Contract, shall
be subject to jurisdiction of the Seoul District Court.

ARTICLE 13 (OTHERS)

Matters not provided for under this Contract shall be in accordance with laws
and, if there is no provision under the laws, shall be in accordance with the
commercial practices. Provided, however, that matters required to be separately
provided for shall be determined upon mutual agreement and such agreed matters
shall have the same effect with this Contract.

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IN WITNESSETH WHEREOF, the parties have executed two copies of this Contract,
signed and affixed their seals and respectively keep each one copy hereof.

                               February 15, 2006

GMARKET Inc.
6th Floor Nam Seoul Bldg., 1304-3 Seocho-Dong, Seocho-Gu, Seoul
Representative Director: Young Bae Ku (seal)

Yahoo Korea
23rd and 24th floors, Glass Tower, 946-1 Daechi-Dong, Kangnam-Gu, Seoul
Representative Director: Nak Yang Sung (seal)

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                                  Attachment 1

                              (Yahoo Korea website)

Note: The attached is a print-out of the Yahoo Korea website for click-through
to Gmarket and the listing of key word searches for Gmarket.

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                      (Screen Shot of the Korean Web Page)

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