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Occurring Fact9127TAMAI STEAMSHIP CO.,LTD.Transportation and Logistics

Notice Regarding Changes in Major Shareholders and the Largest Shareholder Among Major Shareholders

Nippon Light Metal Company, Ltd.'s voting rights ownership percentage increased from 10.23% to 12.92%, making it the largest shareholder. Meanwhile, Son Yu Nin (ソン ユウ ニン)'s percentage declined from 11.05% to 2.29%, and Son Yu Nin (ソン ユウ ニン) ceased to be a major shareholder and the largest shareholder.

Worth reading
35Immaterial
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Neutral
Direction inferred from the company’s description.
Scale
12.92
% (Nippon Light Metal Company, Ltd.'s voting rights ownership percentage after the change)
Wording
Conditional
How definitive the wording is.

Change in Major Shareholders and the Largest Shareholder Among Major Shareholders

Subject Entity

Nippon Light Metal Company, Ltd. and Son Yu Nin (ソン ユウ ニン), major shareholders of TAMAI STEAMSHIP CO.,LTD.

Occurrence24 March 2026 (reporting obligation date)
3 days later
Awareness or receipt of noticeConfirmed through the filing of a Large-Volume Shareholding Report (Amendment Report No. 7), dated 27 March 2026, with the Kanto Local Finance Bureau
Same day
Litigation / administrative actionDated 27 March 2026 (reporting obligation date: 24 March 2026)
This disclosure03/27/2026
Cause

Son Yu Nin (ソン ユウ ニン) filed a Large-Volume Shareholding Report (Amendment Report No. 7) with the Kanto Local Finance Bureau. The cause of the change itself was not disclosed.

Change in voting rights ownership ratio

Nippon Light Metal Company, Ltd.10.23%→12.92%(+2.69pt)

The voting rights ownership percentage is the proportion of the voting rights exercisable at a shareholders' meeting held by the shareholder.

Voting rights ownership percentage before the change

Nippon Light Metal Company, Ltd.: 1,968 voting rights (196,800 shares), 10.23%, as of 28 February 2026. Son Yu Nin (ソン ユウ ニン): 2,127 voting rights (212,700 shares), 11.05%, as of 28 February 2026.

Voting rights ownership percentage after the change

Nippon Light Metal Company, Ltd.: 1,968 voting rights (196,800 shares), 12.92%, as of 24 March 2026. Son Yu Nin (ソン ユウ ニン): 350 voting rights (35,000 shares), 2.29%, as of 24 March 2026.

Related procedures

Type

Submission of a Large Shareholding Report (Change Report)

Court or authority

Kanto Local Finance Bureau

Impact on Earnings Forecast

There are no matters requiring particular disclosure regarding the outlook at this time.

Outlook

This matter is based on the Large-Volume Holding Report (Amendment Report), and no matters requiring specific disclosure regarding the outlook are provided.

Event that occurred
ItemDetails
Event nameChange in Major Shareholders and the Largest Shareholder Among Major Shareholders
Date of occurrence24 March 2026 (reporting obligation date)
Date recognized / date notice receivedConfirmed through the filing of a Large-Volume Shareholding Report (Amendment Report No. 7), dated 27 March 2026, with the Kanto Local Finance Bureau
Subject EntityNippon Light Metal Company, Ltd. and Son Yu Nin (ソン ユウ ニン), major shareholders of TAMAI STEAMSHIP CO.,LTD.
CauseSon Yu Nin (ソン ユウ ニン) filed a Large-Volume Shareholding Report (Amendment Report No. 7) with the Kanto Local Finance Bureau. The cause of the change itself was not disclosed.
Impact on Earnings ForecastThere are no matters requiring particular disclosure regarding the outlook at this time.
Type of litigation or proceedingSubmission of a Large Shareholding Report (Change Report)
Court or authorityKanto Local Finance Bureau
Date of filing / date of actionDated 27 March 2026 (reporting obligation date: 24 March 2026)
Voting rights ownership percentage before the changeNippon Light Metal Company, Ltd.: 1,968 voting rights (196,800 shares), 10.23%, as of 28 February 2026. Son Yu Nin (ソン ユウ ニン): 2,127 voting rights (212,700 shares), 11.05%, as of 28 February 2026.
Voting rights ownership percentage after the changeNippon Light Metal Company, Ltd.: 1,968 voting rights (196,800 shares), 12.92%, as of 24 March 2026. Son Yu Nin (ソン ユウ ニン): 350 voting rights (35,000 shares), 2.29%, as of 24 March 2026.
OutlookThis matter is based on the Large-Volume Holding Report (Amendment Report), and no matters requiring specific disclosure regarding the outlook are provided.
Items this document does not state (13)
Target Locations / ProductsAmount of Impact on Business PerformanceAccounting period in which recognizedPlaintiffDefendantClaim amount / surcharge amountAmount of receivables at risk of non-collection or delayed collectionSuspended operationsScheduled resumption dateInvestigation structureMeasures to prevent recurrenceDirectors' and officers' liabilityPlanned follow-up disclosure

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The company confirmed the change after Son Yu Nin (ソン ユウ ニン) filed a Large-Volume Shareholding Report (Amendment Report No. 7) with the Kanto Local Finance Bureau. The company has been unable to confirm the actual number of shares beneficially owned in connection with the change itself.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding Changes in Major Shareholders and the Largest Shareholder Among Major Shareholders | TAMAI STEAMSHIP CO.,LTD. (9127) timely disclosure | Komori