UNITED STATES                                  
                       SECURITIES AND EXCHANGE COMMISSION                       
                             Washington, D.C. 20549                             


                                  SCHEDULE 13G                                  
                   Under the Securities Exchange Act of 1934                    
                              (Amendment No. ___)*                              


                       IntegralAcquisition Corporation 1                        
                                (Name of Issuer)                                
                                 Common Shares                                  
                         (Title ofClass of Securities)                          
                                   45827K101                                    
                                 (CUSIP Number)                                 
                                December31, 2023                                
            (Date of Event Which Requires Filing of this Statement)             


Check the appropriate box to designate the rule pursuant to which this 
Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)


* The remainder of this cover page shall be filled out for a reporting  
  person's initial filing on this formwith respect to the subject class 
  of securities, and for any subsequent amendment containing information
  which would alter the disclosures provided in a prior cover page.     

The information required in the remainder of this cover page shall not be 
deemed to be "filed" for the purpose of Section 18 of the SecuritiesExchange 
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of 
the Act but shall be subject to all other provisions of the Act (however, see 
the Notes).




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                              CUSIP No. 45827K101                               


                                                                           
(1)  Names of reporting persons                                            
                                                                           
     Mizuho Financial Group, Inc.                                          
(2)  Check the appropriate box if amember of a group (see instructions)    
     (a)(b)                                                                
                                                                           
(3)  SEC use only                                                          
                                                                           
(4)  Citizenship or place oforganization                                   
                                                                           
     Japan                                                                 


                                                                
   Number of                              (5)  Sole voting power
     shares                                                     
 	beneficially	                                242,318**        
    owned by                                                    
      each                                                      
   reporting                                                    
     person                                                     
     with:                                                      
      (6)        Shared voting power     
                                         
                 None                    
      (7)        Sole dispositive power  
                                         
                 242,318**               
      (8)        Shared dispositive power
                                         
                 None                    


                                                                                            
(9)   Aggregate amount beneficially owned by each reporting person                          
                                                                                            
      242,318**                                                                             
(10)  Check if the aggregate amountin Row (9) excludes certain shares (see instructions)    
                                                                                            
(11)  Percent of class represented byamount in Row (9)                                      
                                                                                            
      6.02%                                                                                 
(12)  Type of reporting person (seeinstructions)                                            
                                                                                            
      FI                                                                                    



** Mizuho Financial Group, Inc., Mizuho Bank, Ltd. and Mizuho Americas LLC may be deemed to be indirectbeneficial     
   owners of said equity securities directly held by Mizuho Securities USA LLC which is their wholly-owned subsidiary.


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  SCHEDULE 13G  Page 3 of 7


Item	1(a) Name of issuer:
Integral Acquisition Corporation 1
Item 1(b) Address of issuer's principal executive offices:
667 Madison Avenue, New York, NY 10065
2(a) Name of person filing:
Mizuho FinancialGroup, Inc.
2(b) Address or principal business office or, if none, residence:
1-5-5, Otemachi, Chiyoda-ku, Tokyo 100-8176, Japan
2(c) Citizenship:
Japan
2(d) Title of class of securities:
CommonShares,
2(e) CUSIP No.:
45827K101


Item	3. If this statement is filed pursuant to (s)(s)240.13d-1(b) or 240.13d-2(b) or (c), checkwhether the person filing is a:



                                                                                      
(a)    Broker or dealer registered under                                              
       section 15 of the Act (15 U.S.C. 78o);                                         
                                                                                      
(b)    Bank as defined in section 3(a)(6)                                             
       of the Act (15 U.S.C. 78c);                                                    
                                                                                      
(c)    Insurance company as defined in section                                        
       3(a)(19) of the Act (15 U.S.C. 78c);                                           
                                                                                      
(d)    Investment company registered under section 8 of the                           
       Investment Company Act of 1940 (15 U.S.C 80a-8);                               
                                                                                      
(e)    An investment adviser in accordance                                            
       with (s)240.13d-1(b)(1)(ii)(E);                                                
                                                                                      
(f)    An employee benefit plan or endowment fund in                                  
       accordance with (s)240.13d-1(b)(1)(ii)(F);                                     
                                                                                      
(g)    A parent holding company or control person in                                  
       accordance with (s)240.13d-1(b)(1)(ii)(G);                                     
                                                                                      
(h)    A savings associations as defined in Section 3(b) of                           
       the Federal Deposit Insurance Act (12 U.S.C. 1813);                            
                                                                                      
(i)    A church plan that is excluded from the definition of an investment company    
       under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
                                                                                      
(j)    A                                                                              
       non-U.S.                                                                       
       institution in accordance with                                                 
       (s)240.13d-1(b)(1)(ii)(J);                                                     
                                                                                      
(k)    Group, in accordance with                                                      
       (s)240.13d-1(b)(1)(ii)(K). If filing as a                                      
       non-U.S.                                                                       
       institution in accordance with (s)240.13d-1(b)(1)(ii)(J),                      
       please specify the type of institution:                                        
                                                                                      



Item	4. Ownership

Provide the following information regarding the aggregate number and 
percentage of the class of securities of the issuer identified in Item 1.

(a) Amount beneficially owned: 242,318.
(b) Percent of class:6.02.

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  SCHEDULE 13G  Page 4 of 7


(c) Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote 242,318.
(ii) Shared power to vote or to direct the vote None.
(iii) Sole power to dispose or to direct the disposition of 242,318.
(iv) Shared power to dispose or to direct the disposition of None.


Item	5. Ownership of 5 Percent or Less of a Class.                                                              
        If this statement is being filed to reportthe fact that as of the date hereof the reporting person has  
        ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following
                                                                                                                
        .                                                                                                       

Dissolution of a group requires a response to this item.


Item	6. Ownership of More than 5 Percent on Behalf of Another Person.

Not applicable


Item	7. Identification and Classification of the Subsidiary Which Acquired the    
        Security Being Reported on by theParent Holding Company or Control Person.

See Exhibit A


Item	8. Identification and Classification of Members of the Group.

Not applicable


Item	9. Notice of Dissolution of Group.

Not applicable


Item	10. Certifications

By signing below I certify that, to the best of my knowledge and belief, the 
securities referred to above were acquired and are held in the ordinary course 
ofbusiness and were not acquired and are held for the purpose of or with the 
effect of changing or influencing the control of the issuer of the securities 
and were not acquired and are not held in connection with or as a participant 
in any transactionhaving that purpose or effect other than activities solely 
in connection with a nomination under
(s)240.14a-11.
By signing below I certify that, to the best of my knowledge and belief, the 
foreign regulatory scheme applicable to a parent holding company is 
substantiallycomparable to the regulatory scheme applicable to the 
functionally equivalent U.S. institution. I also undertake to furnish to the 
Commission staff, upon request, information that would otherwise be disclosed 
in a Schedule 13D.

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                                   Signatures                                   
After reasonable inquiry and to the best of my knowledge and belief, I certify 
that the information set forth in this statement is true, complete and correct.



                                                                                        
Date:         Signature:  /s/ Masaaki Kaneko                                            
02-13-2024                                                                              
              Name:       Masaaki Kaneko                                                
              Title:      Managing Director, Global Corporate Function Coordination Dep.


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                               Power of Attorney                                
Pursuant to and in accordance with the Securities Exchange Act of 1934, as 
amended (the "Exchange Act") and the rules andregulations thereunder, the 
undersigned, in the undersigned capacity as an authorized representative of 
Mizuho Financial Group, Inc. (the "Company"), hereby grants full power and 
authority to Masaaki Kaneko, Managing Director, Head ofGlobal Branches & 
Subsidiaries Coordination Office, Global Corporate Function Coordination 
Department, to:


 1. execute on behalf of the undersigned Form 13G in accordance with Section 13(d)
    and Section 13(g) ofthe Exchange Act or any rule or regulation thereunder; .  



 2. do and perform any and all acts for and on behalf of the undersigned which may be    
    necessary or desirable tocomplete and execute any such Form 13G, complete and execute
    any amendments, restatements, supplements, and/or exhibits thereto, and timely       
    file such form with the U.S. Securities and Exchange Commission (the "SEC"); and     



 3. take any other action in connection with the                                 
    foregoing which, in the opinion of such                                      
    attorney-in-fact,                                                            
    may be of benefit to, in the best interest of, or legally required by or for,
    the undersigned, it being understood that the documents executed by such     
    attorney-in-fact                                                             
    on behalf of the undersigned pursuant to this Limited Power of Attorney shall
    be in such form and shall contain such information and disclosure as such    
    attorney-in-fact                                                             
    may approve in such                                                          
    attorney-in-fact's                                                           
    discretion.                                                                  

The undersigned hereby grants to such
attorney-in-fact
fullpower and authority to do and perform any and every act and thing 
whatsoever required, necessary or proper to be done in the exercise of any of 
the rights and powers herein granted, as fully to all intents and purposes as 
the undersigned might orcould do if personally present, with full power of 
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact,
or such
attorney-in-fact's
substitute, shall lawfully do or cause to be done by virtue of this Limited 
Power of Attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing
attorney-in-fact,
in serving in such capacity at the request and on the behalf of the 
undersigned, is not assuming any of the undersigned's responsibilities 
tocomply with, or any liability for the failure to comply with, any provision 
of Section 13 of the Exchange Act.
This Limited Power ofAttorney shall remain in full force and effect until the 
undersigned is no longer required to file Forms 13G with respect to the 
Company's holdings of and transactions in securities, unless earlier revoked 
by the undersigned in a signed writingdelivered to the foregoing
attorney-in-fact.
                           [Signaturepage to follow]                            

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                                   SIGNATURE                                    
IN WITNESS WHEREOF, the undersigned hereby has caused this Power of Attorney 
to be executed.


                                                                    
Mizuho Financial Group, Inc.                                        
                                                                    
Date:                           Signature:  /s/ Hidekatsu Take      
02-13-2024                                                          
                                Name:       Hidekatsu Take          
                                Title:      Senior Executive Officer

                                                                       Exhibit A
                       Lists of the relevant subsidiaries                       


                                                                                                             
Subsidiary                 Principal business office                           Classification                
                                                                                                             
Mizuho Bank, Ltd           1-5-5, Otemachi, Chiyoda-ku, Tokyo 100-8176, Japan  A                             
                                                                               non-U.S.                      
                                                                               institution equivalent to Bank
                                                                                                             
Mizuho Americas LLC        1271 Avenue of the Americas, NY, NY 10020, USA      A parent holding company      
                                                                                                             
Mizuho Securities USA LLC  1271 Avenue of the Americas, NY, NY 10020, USA      A registered Broker-Dealer    

                                                                       Exhibit B
                               Power of Attorney                                
Pursuant to and in accordance with the Securities Exchange Act of 1934, as 
amended (the "Exchange Act") and the rules andregulations thereunder, the 
undersigned, in the undersigned capacity as an authorized representative of 
Mizuho Bank, Ltd., Mizuho Americas LLC and Mizuho Securities USA LLC 
(collectively, the "Companies"), hereby grants full power andauthority to 
Masaaki Kaneko, Managing Director, Head of Global Branches & Subsidiaries 
Coordination Office, Global Corporate Function Coordination Department of 
Mizuho Financial Group, Inc., as agent to:


 1. execute on behalf of the undersigned Form 13G in accordance with Section 13(d)
    and Section 13(g) ofthe Exchange Act or any rule or regulation thereunder; .  



 2. do and perform any and all acts for and on behalf of the undersigned which may be    
    necessary or desirable tocomplete and execute any such Form 13G, complete and execute
    any amendments, restatements, supplements, and/or exhibits thereto, and timely       
    file such form with the U.S. Securities and Exchange Commission (the "SEC"); and     



 3. take any other action in connection with the                                 
    foregoing which, in the opinion of such                                      
    attorney-in-fact,                                                            
    may be of benefit to, in the best interest of, or legally required by or for,
    the undersigned, it being understood that the documents executed by such     
    attorney-in-fact                                                             
    on behalf of the undersigned pursuant to this Limited Power of Attorney shall
    be in such form and shall contain such information and disclosure as such    
    attorney-in-fact                                                             
    may approve in such                                                          
    attorney-in-fact's                                                           
    discretion.                                                                  

The undersigned hereby grants to each such
attorney-in-fact
full power and authority to do and perform any and every act and thing 
whatsoever required, necessary or proper to be done in the exercise of any of 
the rights and powers herein granted, as fully to all intents and purposes as 
the undersigned mightor could do if personally present, with full power of 
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact,
or such
attorney-in-fact's
substitute or substitutes, shall lawfully do or cause to be done by virtue of 
this Limited Power of Attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing
attorneys-in-fact,
in serving in such capacity at the request and on the behalf of the 
undersigned, are not assuming any of the undersigned's responsibilities 
tocomply with, or any liability for the failure to comply with, any provision 
of Section 13 of the Exchange Act.
This Limited Power ofAttorney shall remain in full force and effect until the 
undersigned is no longer required to file Forms 13G with respect to the 
Companies' holdings of and transactions in securities, unless earlier revoked 
by the undersigned in a signedwriting delivered to each of the foregoing
attorneys-in-fact.
                           [Signature page to follow]                           

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                                   SIGNATURE                                    
IN WITNESS WHEREOF, the undersigned hereby has caused this Power of Attorney 
to be executed.


                                                                                 
Mizuho Bank, Ltd                                                                 
                                                                                 
Date:               Signature:  /s/ Makoto Samejima                              
02-13-2024                                                                       
                    Name:       Makoto Samejima                                  
                    Title:      Co-Head                                          
                                of Global Corporate & Investment Banking Division


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                                   SIGNATURE                                    
IN WITNESS WHEREOF, the undersigned hereby has caused this Power of Attorney 
to be executed.


                                                      
Mizuho Americas LLC                                   
                                                      
Date:                  Signature:  /s/ Richard Skoller
02-13-2024                                            
                       Name:       Richard Skoller    
                       Title:      Chief Legal Officer


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                                   SIGNATURE                                    
IN WITNESS WHEREOF, the undersigned hereby has caused this Power of Attorney 
to be executed.


                                                                           
Mizuho Securities USA LLC                                                  
                                                                           
Date:                        Signature:  /s/ Richard Skoller               
02-13-2024                                                                 
                             Name:       Richard Skoller                   
                             Title:      Managing Director, General Counsel