    <SEC-DOCUMENT>0000950170-25-019382-index.html : 20250213
    <SEC-HEADER>0000950170-25-019382.hdr.sgml : 20250213
    <ACCEPTANCE-DATETIME>20250213090551
    ACCESSION NUMBER:		0000950170-25-019382
    CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20250213
    DATE AS OF CHANGE:		20250213

    SUBJECT COMPANY:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Black Hawk Acquisition Corp
    		CENTRAL INDEX KEY:			0002000775
    		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
    		ORGANIZATION NAME:           	05 Real Estate & Construction
    		IRS NUMBER:				000000000
    		FISCAL YEAR END:			1130

    	FILING VALUES:
    		FORM TYPE:		SCHEDULE 13G/A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	005-94481
    		FILM NUMBER:		25617522

    	BUSINESS ADDRESS:
    		STREET 1:		4125 BLACKHAWK PLAZA CIRCLE
    		STREET 2:		SUITE 166
    		CITY:			DANVILLE
    		STATE:			CA
    		ZIP:			94506
    		BUSINESS PHONE:		203-520-7122

    	MAIL ADDRESS:
    		STREET 1:		4125 BLACKHAWK PLAZA CIRCLE
    		STREET 2:		SUITE 166
    		CITY:			DANVILLE
    		STATE:			CA
    		ZIP:			94506

    FILED BY:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			MIZUHO FINANCIAL GROUP INC
    		CENTRAL INDEX KEY:			0001335730
    		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				000000000

    	FILING VALUES:
    		FORM TYPE:		SCHEDULE 13G/A

    	BUSINESS ADDRESS:
    		STREET 1:		1-5-5, OTEMACHI
    		CITY:			CHIYODA-KU, TOKYO
    		STATE:			M0
    		ZIP:			100-8176
    		BUSINESS PHONE:		81-3-5224-1111

    	MAIL ADDRESS:
    		STREET 1:		1-5-5, OTEMACHI
    		CITY:			CHIYODA-KU, TOKYO
    		STATE:			M0
    		ZIP:			100-8176
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>SCHEDULE 13G/A
    <SEQUENCE>1
    <FILENAME>primary_doc.xml
    <TEXT>
    Document 1 - file: primary_doc.html

    Document 1 - RAW XML: primary_doc.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.A
    <SEQUENCE>2
    <FILENAME>ck0001669811-ex99_a.pdf
    <DESCRIPTION>EX-99.A
    <TEXT>
    Document 2 - file: ck0001669811-ex99_a.pdf

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.B
    <SEQUENCE>3
    <FILENAME>ck0001669811-ex99_b.pdf
    <DESCRIPTION>EX-99.B
    <TEXT>
    Document 3 - file: ck0001669811-ex99_b.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>