[SCHEDULE 13G/A] YHN Acquisition I Limited SEC Filing

Rhea-AI Filing Summary

Mizuho Financial Group reports beneficial ownership of 660,001 common shares of YHN Acquisition I Limited, representing 8.5% of the class. The filing states Mizuho has sole voting and sole dispositive power over these shares and identifies itself as a parent holding company while noting that Mizuho Bank, Mizuho Americas LLC and Mizuho Securities USA LLC may be indirect owners of securities directly held by the broker-dealer subsidiary. The statement certifies the shares are held in the ordinary course of business and were not acquired to change or influence control of the issuer. This disclosure is a routine regulatory notice required because the position exceeds the 5% reporting threshold.

Positive

• Reported beneficial ownership of 660,001 shares representing 8.5% of YHN Acquisition I Limited common shares
• Declared sole voting and sole dispositive power over the reported shares, clarifying control over vote and disposition

Negative

• None.

Insights

Financial Analyst

TL;DR: Mizuho discloses a material minority stake of 8.5% (660,001 shares) with sole voting and dispositive power.

The filing notifies the market of a significant minority position above the 5% threshold, which must be disclosed under U.S. rules. The declared sole voting and sole dispositive powers over the 660,001 shares mean Mizuho controls how those shares are voted and disposed of. The filing also clarifies parent/subsidiary relationships and affirms the holding is in the ordinary course of business and not intended to effect control, limiting immediate governance implications.

Corporate Governance Expert

TL;DR: Ownership structure and certification emphasize regulatory compliance; no stated intent to alter issuer control.

The schedule identifies Mizuho as a parent holding company and documents potential indirect ownership through named subsidiaries, consistent with disclosures for group structures. The certification that the stake is not held to influence control is important for compliance and signals no announced takeover intent. From a governance perspective, the position is material and warrants monitoring, but the filing contains no affirmative governance actions or proposals.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

YHN Acquisition I Limited

(Name of Issuer)

Common Shares

(Title of Class of Securities)

G1514D101

(CUSIP Number)

06/30/2025

(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)

SCHEDULE 13G

CUSIP No. G1514D101

1

Names of Reporting Persons

Mizuho Financial Group, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

JAPAN

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 660,001.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 660,001.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

660,001.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.5 %

12

Type of Reporting Person (See Instructions)

FI

Comment for Type of Reporting Person: Mizuho Financial Group, Inc., Mizuho Bank, Ltd. and Mizuho Americas LLC may be deemed to be indirect beneficial owners of said equity securities directly held by Mizuho Securities USA LLC which is their wholly-owned subsidiary.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: YHN Acquisition I Limited
(b)	Address of issuer's principal executive offices: 2/F, HANG SENG BUILDING 200 HENNESSY ROAD WANCHAI, Hong Kong, 999077
Item 2.
(a)	Name of person filing: Mizuho Financial Group, Inc.
(b)	Address or principal business office or, if none, residence: 1-5-5, Otemachi, Chiyoda-ku, Tokyo, 100-8176, Japan
(c)	Citizenship: Japan
(d)	Title of class of securities: Common Shares
(e)	CUSIP No.: G1514D101
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether 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 § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 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 § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
	Parent Holding Company
Item 4.	Ownership
(a)	Amount beneficially owned: 660,001
(b)	Percent of class: 8.5 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 660,001
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 660,001
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
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 the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. 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 of business and were not acquired and are not 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 transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. By signing below I certify that, to the best of my knowledge and belief, the foreign regulatory scheme applicable to Parent Holding Company is substantially comparable to the regulatory scheme applicable to the functionally equivalent U.S. institution(s). I also undertake to furnish to the Commission staff, upon request, information that would otherwise be disclosed in a Schedule 13D.

SIGNATURE

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.

Mizuho Financial Group, Inc.

Signature:	/s/ Takahiro Katsura
Name/Title:	Takahiro Katsura, Managing Director, Global Corporate Function Coordination Department
Date:	08/13/2025

FAQ

How many YHNA shares does Mizuho report owning?

Mizuho reports beneficial ownership of 660,001 shares, representing 8.5% of the class.

Does Mizuho have voting control over its YHNA shares?

Yes. The filing states Mizuho has sole voting power and sole dispositive power for the 660,001 shares.

Was the stake acquired to influence control of YHN Acquisition I (YHNA)?

No. The filing certifies the shares are held in the ordinary course of business and were not acquired to change or influence control.

Which Mizuho entities are identified as potential indirect owners?

The filing names Mizuho Bank, Ltd., Mizuho Americas LLC, and Mizuho Securities USA LLC as potentially indirect beneficial owners.

What class of securities and issuer are involved in this filing?

Common shares of YHN Acquisition I Limited (symbol: YHNA) are the subject of the disclosure.