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M&A and Subsidiary Changes6227AIMECHATEC,Ltd.Machinery

Notice Regarding the Establishment of a Joint Venture with TOKYO OHKA KOGYO CO.,LTD.

AIMECHATEC,Ltd. will establish a joint venture with TOKYO OHKA KOGYO CO.,LTD. to develop equipment, materials and processes for three-dimensional packaging and provide field engineering services. TOK will hold a 51% stake and AIMECHATEC,Ltd. will hold a 49% stake. The joint venture is scheduled to be established on 31 October 2026.

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This transaction

Establishment of a joint venture
CounterpartyTOKYO OHKA KOGYO CO.,LTD.
Disclosing companyAIMECHATEC,Ltd.
Zerо Newton Solutions株式会社Voting rights ownership percentage

The voting-rights ratio is the share of the votes exercisable at a shareholders’ meeting that will be held after this transaction.The percentage before the change is not stated in this document.

TimelineThe spacing between the points is proportional to the actual number of days.White points represent dates designated as scheduled dates in the document.
Target company

Research, development, technical support, evaluation, analysis and contract testing related to semiconductor manufacturing and packaging processes, as well as field engineering services

Location Ryugasaki City, Ibaraki PrefectureShare capital Capital: ¥15 million; capital reserve: ¥15 millionDate of incorporation 31 October 2026 (予定)
Net assets(To be determined)
Impact on Business Performance

The impact of establishing this joint venture on AIMECHATEC,Ltd.’s consolidated results for the fiscal year ending June 2027 will be minor.

Procedures and assumptions
Management structure after acquisitionRepresentative Director and President: Tamura Hiroki (田村 弘毅). Employee treatment: not disclosed
This transaction
ItemDetails
Transaction nameEstablishment of a joint venture
Counterparty nameTOKYO OHKA KOGYO CO.,LTD.
Name of the Subject CompanyZerо Newton Solutions株式会社
Business Description of the Subject CompanyResearch, development, technical support, evaluation, analysis and contract testing related to semiconductor manufacturing and packaging processes, as well as field engineering services
Location of the Subject CompanyRyugasaki City, Ibaraki Prefecture
Capital Stock of the Subject CompanyCapital: ¥15 million; capital reserve: ¥15 million
Date of Establishment of the Subject Company31 October 2026 (予定)
Net Assets of the Subject Company(To be determined)
Voting rights ownership percentageAfter AIMECHATEC,Ltd.: 49% (equity contribution ratio) (before not disclosed)
Impact on Business PerformanceThe impact of establishing this joint venture on AIMECHATEC,Ltd.’s consolidated results for the fiscal year ending June 2027 will be minor.
Date of board resolution20 October 2026
Contract Date23 October 2026
Execution Date / Effective Date31 October 2026 (予定)
Management structure after acquisitionRepresentative Director and President: Tamura Hiroki (田村 弘毅). Employee treatment: not disclosed
Items this document does not state (18)
Net Sales of the Subject CompanyOperating Profit of the Subject CompanyNet Income of the Subject CompanyAcquisition priceExpenses other than the acquisition priceType of ConsiderationMerger ratio/share exchange ratioTender offer priceMinimum number of shares to be purchasedTender offer periodNumber of shares acquiredFunding arrangementsGoodwill amountAmount of extraordinary income (loss)Valuation methodologyIndependent valuation institutionSpecial CommitteeConditions Precedent to Execution

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.

To leverage the two companies’ technology, expertise and collaborative relationships relating to materials and equipment, thereby accelerating the provision of solutions for advanced semiconductor packaging and the commercialization of next-generation equipment, including temporary bonders and debonders.

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Notice Regarding the Establishment of a Joint Venture with TOKYO OHKA KOGYO CO.,LTD. | AIMECHATEC,Ltd. (6227) timely disclosure | Komori