[SCHEDULE 13D] Starry Sea Acquisition Corp Unit SEC Filing

Rhea-AI Filing Summary

Schedule 13D summary for STARRY SEA ACQUISITION CORP (SSEAU): The filing is made by STARRY SEA INVESTMENT LIMITED (the Sponsor) and its sole director and shareholder, Mr. Guojian Zhang, reporting beneficial ownership of 1,479,621 ordinary shares, representing 18.83% of the class. The Sponsor purchased 247,121 private placement units at $10.00 each for gross proceeds of $2,471,210 concurrently with the IPO, and previously subscribed for founder shares totaling 1,437,500 ordinary shares for an aggregate purchase price of $25,000 (subject to potential forfeiture). The Sponsor used working capital funds to acquire the securities. The filing describes lock-up and transfer restrictions, an insider letter obligating insiders to vote in favor of a proposed business combination under specified terms, and registration rights for the Sponsor.

Insights

Financial Analyst

TL;DR: Sponsor holds a sizable 18.83% stake via founder shares and private units and has registration rights and voting commitments tied to an IPO-era lock-up.

The reported 1,479,621 ordinary shares reflect founder-share subscriptions and private placement units acquired at the IPO closing. The Sponsor paid $2,471,210 for the private units and $25,000 for founder shares under the subscription agreement. The Sponsor has registration rights to register its securities for resale. Insiders entered an agreement to vote initial and private shares in favor of a proposed business combination and the filing details transfer restrictions and lock-up periods for founder and private securities.

Corporate Governance Expert

TL;DR: Governance arrangements include explicit voting commitments and transfer restrictions limiting Sponsor and insiders until specified milestones.

The Letter Agreement requires insiders to vote their initial, private and future public shares in favor of a proposed business combination and restricts conversion or sale of founder and private shares under defined conditions and timeframes. These contractual commitments and lock-ups are typical for SPAC sponsors but are material to shareholder control and alignment during the initial business combination period. The Sponsor is the record holder and Mr. Zhang is the sole director and shareholder of the Sponsor, creating centralized voting and dispositive control.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

STARRY SEA ACQUISITION CORP

(Name of Issuer)

Ordinary Shares, par value $0.0001 per share

(Title of Class of Securities)

G8559L112

(CUSIP Number)

Guojian Zhang
STARRY SEA INVESTMENT LIMITED, Kingston Chambers, PO Box 173,
Road Town, Tortola, D8, VG1110
(646) 750-8895

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

08/11/2025

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange 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).

SCHEDULE 13D

CUSIP No. G8559L112

1

Name of reporting person

STARRY SEA INVESTMENT Ltd

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

WC

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

VIRGIN ISLANDS, BRITISH

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 1,479,621.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 1,479,621.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

1,479,621.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

18.83 %

14

Type of Reporting Person (See Instructions)

OO

Comment for Type of Reporting Person:

(1) Consists of (i) 247,121 ordinary shares underlying the private placement units held directly by STARRY SEA INVESTMENT LIMITED and (ii) 1,232,500 ordinary shares held directly by STARRY SEA INVESTMENT LIMITED. (2) The Sponsor is the record holder of the shares reported herein. Mr. Guojian Zhang is the sole director and sole shareholder of the Sponsor. As such, Mr. Zhang is deemed to hold voting and dispositive control over the securities held directly by the Sponsor. (3) Based on ordinary shares deemed to be outstanding, including (i) 5,750,000 ordinary shares underlying issued and outstanding public units, (ii) 1,232,500 ordinary shares held by STARRY SEA INVESTMENT LIMITED, (iii) 205,000 ordinary shares held by the directors and officers of the Issuer, (iv) 247,121 ordinary shares underlying the private placement units held by STARRY SEA INVESTMENT LIMITED, and (iv) 201,250 ordinary shares issued to the representative of the underwriters in the Issuer's initial public offering, as set forth in the Issuer's final prospectus filed with the SEC pursuant to Rule 424(b)(4) on August 8, 2025 (the "Final Prospectus").

SCHEDULE 13D

CUSIP No. G8559L112

1

Name of reporting person

Zhang Guojian

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

VIRGIN ISLANDS, BRITISH

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 1,479,621.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 1,479,621.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

1,479,621.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

18.83 %

14

Type of Reporting Person (See Instructions)

OO

Comment for Type of Reporting Person:

(1) Mr. Guojian Zhang is the sole director and sole shareholder of the Sponsor. As such, Mr. Zhang is deemed to hold voting and dispositive control over the securities held directly by the Sponsor. (2) Based on ordinary shares deemed to be outstanding, including (i) 5,750,000 ordinary shares underlying issued and outstanding public units, (ii) 1,232,500 ordinary shares held by STARRY SEA INVESTMENT LIMITED, (iii) 205,000 ordinary shares held by the directors and officers of the Issuer, (iv) 247,121 ordinary shares underlying the private placement units held by STARRY SEA INVESTMENT LIMITED, and (iv) 201,250 ordinary shares issued to the representative of the underwriters in the Issuer's initial public offering, as set forth in the Issuer's final prospectus filed with the SEC pursuant to Rule 424(b)(4) on August 8, 2025 (the "Final Prospectus").

SCHEDULE 13D

Item 1.	Security and Issuer
(a)	Title of Class of Securities: Ordinary Shares, par value $0.0001 per share
(b)	Name of Issuer: STARRY SEA ACQUISITION CORP
(c)	Address of Issuer's Principal Executive Offices: 418 Broadway #7531, Albany, NEW YORK , 12207.
Item 2.	Identity and Background
(a)	This Schedule 13D is being filed by STARRY SEA INVESTMENT LIMITED, a British Virgin Islands exempted company (the "Sponsor") and Mr. Guojian Zhang ("Mr. Zhang", together with the Sponsor, the "Reporting Persons").
(b)	The address of the principal place of business for STARRY SEA INVESTMENT LIMITED is Kingston Chambers, PO Box 173, Road Town, Tortola, British Virgin Islands. The principal business address of Mr. Zhang is c/o STARRY SEA ACQUISITION CORP, 418 Broadway #7531 Albany, NY, 12207.
(c)	The Sponsor is the sponsor of the Issuer and primarily involved in investment. Mr. Zhang is the sole director and sole shareholder of the Sponsor.
(d)	During the past five years, none of the Reporting Persons or to the knowledge of the Reporting Persons, the persons identified in this Item 2, has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).
(e)	During the past five years, none of the Reporting Persons or to the knowledge of the Reporting Persons, the persons identified in this Item 2, has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was the subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal and state securities laws of findings any violation with respect to such laws.
(f)	The Sponsor is a British Virgin Islands company. The citizenship of Mr. Zhang is Chinese.
Item 3.	Source and Amount of Funds or Other Consideration
	The information set forth in Item 4 hereof is hereby incorporated by reference into this Item 3, as applicable. The Sponsor utilized working capital funds to acquire the securities of the Issuer.
Item 4.	Purpose of Transaction
	Founder Shares On February 14, 2025, the Sponsor entered into a subscription agreement with the Issuer to purchase 1,437,500 ordinary shares, with a par value of US$0.0001 each, for an aggregate purchase price of $25,000 (up to 187,500 of which were subject to forfeiture depending on the extent to which the underwriters' over-allotment option is exercised). Private Placement Units On August 11, 2025, simultaneously with the closing of the Issuer's initial public offering of 5,750,000 units (including 750,000 units issued upon the full exercise of the over-allotment option, the "IPO"), the Issuer consummated the private placement ("Private Placement") with the Sponsor of 247,121units (the "Private Units"), at a price of $10.00 per Private Unit, generating total gross proceeds of $2,471,210. The Private Units were issued pursuant to Section 4(a)(2) of the Securities Act of 1933, as amended, as the transactions did not involve a public offering. The Sponsor purchased the Private Units pursuant to a Private Placement Unit Purchase Agreement, dated August 7, 2025, by and between the Company and the Sponsor (the "Private Units Purchase Agreement"). Each Private Unit consists of one ordinary share, and one private placement right granting the holder thereof the right to receive one-sixth (1/6) of an ordinary share upon the consummation of an initial business combination. The terms of the Private Units and the securities comprising the Private Units are described in more detail in the Issuer's Final Prospectus dated August 8, 2025 as filed with the SEC pursuant to Rule 424(b)(4) on April 1, 2025 (the "Final Prospectus"). Depending on prevailing market, economic and other conditions, the Reporting Persons may from time to time acquire additional Ordinary Shares or engage in discussions with the Issuer concerning future acquisitions of its shares. Such acquisitions may be made by means of open-market purchases, privately negotiated transactions, direct acquisitions from the Issuer or otherwise. Except as set forth in this Item 4, the Reporting Persons have no plans or proposals that relate to or would result in: (a) the acquisition by any person of additional securities of the Issuer, or the disposition of securities of the Issuer; (b) an extraordinary corporate transaction, such as a merger, reorganization or liquidation, involving the Issuer or any of its subsidiaries; (c) a sale or transfer of a material amount of assets of the Issuer or any of its subsidiaries; (d) any change in the present Board or management of the Issuer, including any plans or proposals to change the number or term of directors or to fill any existing vacancies on the Board; (e) any material change in the present capitalization or dividend policy of the Issuer; (f) any other material change in the Issuer's business or corporate structure, including but not limited to, if the issuer is a registered closed-end investment company; (g) changes in the Issuer's charter, by-laws or instruments corresponding thereto or other actions which may impede the acquisition of control of the Issuer by any person; (h) causing a class of securities of the Issuer to be delisted from a national securities exchange or to cease to be authorized to be quoted in an inter-dealer quotation system of a registered national securities association; (i) a class of equity securities of the Issuer becoming eligible for termination of registration pursuant to Section 12(g)(4) of the Exchange Act; or (j) any action similar to any of those enumerated above. The Reporting Persons may, at any time and from time to time, formulates other purposes, plans or proposals regarding the Issuer, or any other actions that could involve one or more of the types of transactions or have one or more of the results described in clauses (a) through (j) of Item 4 of Schedule 13D.
Item 5.	Interest in Securities of the Issuer
(a)	The responses to Rows (7) through (13) of the cover pages of this Statement are incorporated herein by reference.
(b)	The responses to Rows (7) through (13) of the cover pages of this Statement are incorporated herein by reference.
(c)	Other than the disposition of the shares as reported in this Schedule 13D, no actions in the ordinary shares were effected during the past sixty (60) days by the Reporting Persons.
(d)	Not applicable.
(e)	Not applicable.
Item 6.	Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer
	The responses to Items 3, 4 and 5 are incorporated by reference into Item 6. Securities Subscription Agreement On February 14, 2025, the Sponsor entered into a subscription agreement with the Issuer to purchase 1,437,500 ordinary shares, with a par value of US$0.0001 each, for an aggregate purchase price of $25,000 (up to 187,500 of which were subject to forfeiture depending on the extent to which the underwriters' over-allotment option is exercised), the descriptions of which are qualified in their entirety by reference to the full text of such agreement, copies of which was filed as Exhibit 10.6 to the Registration Statement on Form S-1, filed by the Issuer with the SEC on June 12, 2025 (and are incorporated by reference herein as Exhibit 1). Insider Letter On August 7, 2025, the Issuer entered into a letter agreement (the "Letter Agreement") with the Sponsor, and the Issuer's directors and officers (collectively, the "Insiders"). Pursuant to the Letter Agreement, the Insiders have each agreed (A) to vote their initial shares, private shares and any public shares acquired in or after the IPO (including in open market and privately-negotiated transactions, aside from shares they may purchase in compliance with the requirements of Rule 14e-5 under the Exchange Act, which would not be voted in favor of approving the business combination transaction) in favor of any proposed business combination, (B) not to propose, or vote in favor of, an amendment to our post-offering amended and restated memorandum and articles of association that would stop our public shareholders from converting or selling their shares to us in connection with a business combination or affect the substance or timing of our obligation to redeem 100% of our public shares if we do not complete a business combination within 15 months from the effective date of this registration statement, unless we provide public shareholders with the opportunity to convert their public shares into the right to receive cash from the trust account in connection with any such vote, (C) not to convert any initial shares and private shares (as well as any other shares acquired in or after the IPO) into the right to receive cash from the trust account in connection with a shareholder vote to approve our proposed initial business combination (or sell any shares they hold to us in a tender offer in connection with a proposed initial business combination) or a vote to amend the provisions of our post-offering amended and restated memorandum and articles of association relating to shareholders' rights or pre-business combination activity, and (D) that the initial shares and private shares shall not participate in any liquidating distribution upon winding up if a business combination is not consummated. The Sponsor and other Insiders agreed that the Founder Shares, Private Units and any underlying securities are subject to transfer restrictions pursuant to lock-up provisions in the Letter Agreement which provide that such securities are not transferable or salable (i) in the case of the Founder Shares, until the earlier of (x) six months after the date of the consummation of our initial business combination, (y) the date on which the closing price of our ordinary shares equals or exceeds $12.00 per share (as adjusted for share splits, share dividends, reorganizations and recapitalizations) for any 20 trading days within any 30-trading day period commencing at least 90 days after our initial business combination, or (z) we complete a liquidation, merger, share exchange or other similar transaction after our initial business combination that results in all of our public shareholders having the right to exchange their shares for cash, securities or other property; and (ii) in the case of the Private Units and the underlying securities, until at least 30 days following the completion of our initial business combination. The foregoing transfer restrictions are subject to certain exceptions as described in the Letter Agreement. The description of the Letter Agreement is qualified in its entirety by reference to the full text of such agreement, a copy of which was filed by the Issuer as Exhibit 10.1 to the Form 8-K filed by the Issuer with the SEC on August 11, 2025 (and is incorporated by reference herein as Exhibit 2). Private Placement Unit Purchase Agreement On August 11, 2025, simultaneously with the closing of the Issuer's IPO, the Issuer consummated the Private Placement with the Sponsor of 247,121units, at a price of $10.00 per Private Unit, generating total gross proceeds of $2,471,210, pursuant to the Private Placement Unit Purchase Agreement. The summary of the Private Placement Unit Purchase Agreement is qualified in its entirety by reference to the full text of such agreement, a copy of which was filed by the Issuer as Exhibit 10.4 to the Form 8-K filed by the Issuer with the SEC on August 11, 2025 (and is incorporated by reference herein as Exhibit 3). Registration Rights Agreement On August 11, 2025, in connection with the Issuer's IPO, the Issuer and the Sponsor entered into a registration rights agreement (the "Registration Rights Agreement"), pursuant to which the Sponsor is entitled to request that the Issuer register certain of its securities held by it for sale under the Securities Act and to have the securities covered thereby registered for resale under the Securities Act. In addition, the Sponsor enjoys the right to include their securities in other registration statements filed by the Issuer. The summary of the Registration Rights Agreement is qualified in its entirety by reference to the full text of such agreement, a copy of which was filed by the Issuer as Exhibit 10.3 to the Form 8-K filed by the Issuer with the SEC on August 11, 2025 (and is incorporated by reference herein as Exhibit 4).
Item 7.	Material to be Filed as Exhibits.
	1 Joint Filling Agreement, dated August 18, 2025, between the Reporting Persons (filed herein as Exhibit 99.1) 2 Founder Shares Subscription Agreement dated February 14, 2025, between the Registrant and the Sponsor (Incorporated by reference to Exhibit 10.6 to the Registration Statement on Form S-1, filed on June 12, 2025). https://www.sec.gov/Archives/edgar/data/2059165/000182912625004429/starryseaacq_ex10-6.htm 3 Letter Agreement, dated August 7, 2025, by and among the Company, its officers, directors and STARRY SEA INVESTMENT LIMITED (Incorporated by reference to Exhibit 10.1 to the Form 8-K filed by the Issuer with the SEC on August 11, 2025). https://www.sec.gov/Archives/edgar/data/2059165/000182912625006065/starryseaacq_ex10-1.htm 4 Private Placement Unit Purchase Agreement, dated August 7, 2025, by and between the Company and STARRY SEA INVESTMENT LIMITED (Incorporated by reference to Exhibit 10.4 to the Form 8-K filed by the Issuer with the SEC on August 11, 2025). https://www.sec.gov/Archives/edgar/data/2059165/000182912625006065/starryseaacq_ex10-4.htm 5 Registration Rights Agreement, dated August 7, 2025, by and among the Company, STARRY SEA INVESTMENT LIMITED and each of the officers and directors of the Company (Incorporated by reference to Exhibit 10.3 to the Form 8-K filed by the Issuer with the SEC on August 11, 2025). https://www.sec.gov/Archives/edgar/data/2059165/000182912625006065/starryseaacq_ex10-3.htm

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.

STARRY SEA INVESTMENT Ltd

Signature:	/s/ Guojian Zhang
Name/Title:	Guojian Zhang, Director
Date:	08/18/2025

Zhang Guojian

Signature:	/s/ Guojian Zhang
Name/Title:	Guojian Zhang, Director
Date:	08/18/2025