🏢 公司Newsroom4186Doubao · 实盘不做把握 8/10不做原因:风险收益比不佳
北京时间·🕒 发布 10-20(东京日)仅日期·时区推断·⟳ 抓取 14:34:18回填·⚡ 决策 10-20 14:36:05·7.3 天前
东京应化（TOK,4186.T）与参股公司AIMECHATEC设合资公司Zero Newton Solutions，主攻先进封装3D集成/PLP材料-设备-工艺整合
消息量级过小：合资公司注册资本+资本准备金合计仅约3000万日元（约20万美元），TOK持股51%对应投入极小，相对东京应化千亿日元级营收与数千亿日元市值不具materiality；业务尚处研发/评估/FE阶段，无订单、客户承诺或收入指引，公司明确预计对FY2026业绩不重大。属战略叙事型公告，缺乏可交易的短期盈利或估值增量。
📄 原文4186↗ 原文
Notice Regarding the Establishment of a Joint Venture with AIMECHATEC, Ltd.
October 20, 2026 TOKYO OHKA KOGYO CO., LTD. Notice Regarding the Establishment of a Joint Venture with AIMECHATEC, Ltd.…
不做 东京应化（TOK）（4186.JP）
消息量级过小（合资资本金合计约3000万日元，约20万美元），处研发早期、无订单无收入指引，公司自判FY2026合并业绩影响不重大；相对TOK千亿日元级营收/市值无materiality，战略叙事不构成可交易短期催化，回避。
展开详情(成交明细 / 研究档案 / 原文全文 / 决策记录链)
研究档案
结论摘要
东京应化与已参股的设备公司AIMECHATEC设51%合资公司攻先进封装3D集成/PLP，方向正面但注册资本仅约3000万日元、无订单且公司自判业绩影响不重大，相对大盘股TOK不构成可交易催化，回避。
🔎 新鲜度:最早出现 2026-10-20 · 扩散 low · price-in 风险 low ↗
关键理由
- 先进封装/PLP材料-设备-工艺整合方向与TOK光刻材料长期战略一致，属轻度正面叙事
- 但合资仅3000万日元资本金、处研发阶段且公司明示FY2026影响不重大，无短期业绩弹性
主要风险
- 合资协议尚未签署（拟10-23）、公司尚未成立（拟10-31），存在执行与落地不确定性
- 若未来披露具体量产订单或大额资本开支可能重估，但当前无任何此类事实，不宜提前博弈
反向证据
- 做多前查反向 · 来源 filing · 日期 2026-10-20 · 影响 invalidates
公告自身即最强反证：注册资本合计约3000万日元、无订单/客户承诺、业务为研发与FE服务、公司明示FY2026影响不重大，缺乏做多的量级支撑
检索:Tokyo Ohka Kogyo joint venture materiality revenue order advanced packaging 原文 ↗
先例如何影响了这次决策
对本次决策的影响:先例不改变结论；回避决定基于事件本身的非重大性而非历史模式
方向:无可对照先例，且本案量级（约3000万日元资本金的早期研发型JV、公司自判不重大）明显不足以驱动大盘股短期重定价，无需用先例校准幅度
涨幅量级:高相似对齐先例不足；但materiality由公告内硬数字直接判定为可忽略，不依赖先例
形态:无
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- search_processed_events 成功 stock_tools HTTP · 13 ms
{"result": "search_processed_events:agent query=`tok 4186 合资公司 aimechatec 先进封装 plp | tokyo ohka kogyo aimechatec joint venture zero newton solutions | zero newton solutions 3d integration panel level packaging jv`；结构化索引覆盖完整 72 小时；旧记录兼容扫描近 0.0/72 小时、0 条本臂决策(完整)，返回 0 条候选。未命中只表示这些 agent query 表达式没有召回候选
原文全文
展开原文 · 7,318 字
October 20, 2026
TOKYO OHKA KOGYO CO., LTD.
Notice Regarding the Establishment of a Joint Venture with AIMECHATEC, Ltd.
TOKYO OHKA KOGYO CO., LTD. (the “Company”) hereby announces that it has decided to establish a
joint venture with AIMECHATEC, Ltd. (head office: Ryugasaki, Ibaraki Prefecture; President and
Representative Director: Isao Abe; hereinafter, “AIMECHATEC”), as described below.
1. Purpose of Establishing the Joint Venture
With a view to advancing three-dimensional integration technologies in the advanced semiconductor
packaging market, the Company and AIMECHATEC have decided to establish a joint venture to develop,
evaluate, and optimize integrated solutions combining materials, equipment, and processes by bringing
together the Company's materials technologies and AIMECHATEC's equipment technologies.
The joint venture will develop integration technologies for three-dimensional integration and provide field
engineering services. Through these activities, it aims to improve its ability to respond to customer
requirements, accelerate the development of technologies for next-generation advanced semiconductor
packaging, including panel-level packaging (PLP), and capture future business opportunities.
2. Overview of the Joint Venture
(1) Name Zero Newton Solutions Co., Ltd.
(2) Location 5-2 Koyodai, Ryugasaki, Ibaraki Prefecture (AIMECHATEC's head office)
(3) Job title and name of representative Representative Director and President Koki Tamura
Research, development, technical support, evaluation, analysis and contract testing of
(4) Description of business
semiconductor manufacturing and packaging processes; field engineering services
(5) Share capital Share capital: 15 million yen; Capital reserve: 15 million yen
(6) Date of establishmen October 31, 2026 (scheduled)
(7) Fiscal year-end December 31
(8) Investment ratio TOKYO OHKA KOGYO CO., LTD.: 51%; AIMECHATEC, Ltd.: 49%
3. Overview of the Joint Venture Partner
(1) Name AIMECHATEC, Ltd.
(2) Location 5-2 Koyodai, Ryugasaki, Ibaraki Prefecture
(3) Job title and name of representative Representative Director and President Isao Abe
Design, manufacture, sale and servicing of semiconductor- and display-related
(4) Description of business
equipment, etc.
(5) Share capital 1,620,723 thousand yen
(6) Date of establishment July 1, 2016
1/2
TOKYO OHKA KOGYO CO., LTD. 17.56%
OPTORUN CO., LTD. 17.56%
Ueda Yagi Tanshi Co., Ltd. 3.90%
(7) Major shareholders and shareholding ratios
(top five shareholders, as of June 30, 2026) Nippon Custody Bank, Ltd. (Trust Account) 3.27%
STATE STREET BANK AND TRUST COMPANY 505329
(Standing proxy: Settlement & Clearing Services Department, 2.08%
Mizuho Bank, Ltd.)
The Company is the largest shareholder and a major
Capital relationship shareholder of AIMECHATEC, holding 17.56% of
voting rights.
(8) Relationship between the listed company One of the Company’s Executive Officers serves as
Personnel relationship
and AIMECHATEC an outside director of AIMECHATEC.
Business relationship Not applicable.
AIMECHATEC is an equity-method affiliate of the
Status as related party
Company and is a related party of the Company.
(9) Consolidated operating results and consolidated financial positions of said company for the last three years
As of / Fiscal year ended FY2024/6 FY2025/6 FY2026/6
Consolidated net sales 15,421 21,005 35,244
Consolidated operating profit 261 2,095 5,810
Consolidated ordinary profit 162 1,884 5,636
Profit attributable to owners of parent 111 337 3,560
Consolidated net assets 10,955 10,861 14,490
Consolidated total assets 22,774 27,373 30,048
Consolidated earnings per share (Yen) 6.47 18.21 189.61
Consolidated net assets per share (Yen) 588.52 584.66 770.32
(Millions of yen, unless otherwise noted)
4. Schedule
(1) Date of resolution by the Board of Directors: October 9, 2026
(2) Date of execution of the joint venture agreement: October 23, 2026
(3) Date of establishment and commencement of business: October 31, 2026 (scheduled)
5. Outlook
The impact of the establishment of the joint venture on the Company’s consolidated financial results for the
fiscal year ending December 31, 2026 is expected to be immaterial at this stage. The Company will promptly
disclose any information if an impact on its financial results arises in the future.
###
For contact: Public Relations and IR Department
TEL: +81-44-435-3000
2/2
TOKYO OHKA KOGYO CO., LTD.
Notice Regarding the Establishment of a Joint Venture with AIMECHATEC, Ltd.
TOKYO OHKA KOGYO CO., LTD. (the “Company”) hereby announces that it has decided to establish a
joint venture with AIMECHATEC, Ltd. (head office: Ryugasaki, Ibaraki Prefecture; President and
Representative Director: Isao Abe; hereinafter, “AIMECHATEC”), as described below.
1. Purpose of Establishing the Joint Venture
With a view to advancing three-dimensional integration technologies in the advanced semiconductor
packaging market, the Company and AIMECHATEC have decided to establish a joint venture to develop,
evaluate, and optimize integrated solutions combining materials, equipment, and processes by bringing
together the Company's materials technologies and AIMECHATEC's equipment technologies.
The joint venture will develop integration technologies for three-dimensional integration and provide field
engineering services. Through these activities, it aims to improve its ability to respond to customer
requirements, accelerate the development of technologies for next-generation advanced semiconductor
packaging, including panel-level packaging (PLP), and capture future business opportunities.
2. Overview of the Joint Venture
(1) Name Zero Newton Solutions Co., Ltd.
(2) Location 5-2 Koyodai, Ryugasaki, Ibaraki Prefecture (AIMECHATEC's head office)
(3) Job title and name of representative Representative Director and President Koki Tamura
Research, development, technical support, evaluation, analysis and contract testing of
(4) Description of business
semiconductor manufacturing and packaging processes; field engineering services
(5) Share capital Share capital: 15 million yen; Capital reserve: 15 million yen
(6) Date of establishmen October 31, 2026 (scheduled)
(7) Fiscal year-end December 31
(8) Investment ratio TOKYO OHKA KOGYO CO., LTD.: 51%; AIMECHATEC, Ltd.: 49%
3. Overview of the Joint Venture Partner
(1) Name AIMECHATEC, Ltd.
(2) Location 5-2 Koyodai, Ryugasaki, Ibaraki Prefecture
(3) Job title and name of representative Representative Director and President Isao Abe
Design, manufacture, sale and servicing of semiconductor- and display-related
(4) Description of business
equipment, etc.
(5) Share capital 1,620,723 thousand yen
(6) Date of establishment July 1, 2016
1/2
TOKYO OHKA KOGYO CO., LTD. 17.56%
OPTORUN CO., LTD. 17.56%
Ueda Yagi Tanshi Co., Ltd. 3.90%
(7) Major shareholders and shareholding ratios
(top five shareholders, as of June 30, 2026) Nippon Custody Bank, Ltd. (Trust Account) 3.27%
STATE STREET BANK AND TRUST COMPANY 505329
(Standing proxy: Settlement & Clearing Services Department, 2.08%
Mizuho Bank, Ltd.)
The Company is the largest shareholder and a major
Capital relationship shareholder of AIMECHATEC, holding 17.56% of
voting rights.
(8) Relationship between the listed company One of the Company’s Executive Officers serves as
Personnel relationship
and AIMECHATEC an outside director of AIMECHATEC.
Business relationship Not applicable.
AIMECHATEC is an equity-method affiliate of the
Status as related party
Company and is a related party of the Company.
(9) Consolidated operating results and consolidated financial positions of said company for the last three years
As of / Fiscal year ended FY2024/6 FY2025/6 FY2026/6
Consolidated net sales 15,421 21,005 35,244
Consolidated operating profit 261 2,095 5,810
Consolidated ordinary profit 162 1,884 5,636
Profit attributable to owners of parent 111 337 3,560
Consolidated net assets 10,955 10,861 14,490
Consolidated total assets 22,774 27,373 30,048
Consolidated earnings per share (Yen) 6.47 18.21 189.61
Consolidated net assets per share (Yen) 588.52 584.66 770.32
(Millions of yen, unless otherwise noted)
4. Schedule
(1) Date of resolution by the Board of Directors: October 9, 2026
(2) Date of execution of the joint venture agreement: October 23, 2026
(3) Date of establishment and commencement of business: October 31, 2026 (scheduled)
5. Outlook
The impact of the establishment of the joint venture on the Company’s consolidated financial results for the
fiscal year ending December 31, 2026 is expected to be immaterial at this stage. The Company will promptly
disclose any information if an impact on its financial results arises in the future.
###
For contact: Public Relations and IR Department
TEL: +81-44-435-3000
2/2
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