Global Security from Ukraine to Japan

Combat-proven technology brings
Japan’s defense to the cutting edge.

Vyshytech is your partner for seamlessly bringing security and defense technologies — forged in Ukraine’s intense real-world cyber battlefield — to Japan. We build a technology society that respects and gently embraces human culture.

90%+
Pen-test detection rate
2021
Founded — Ebisu, Tokyo
Combat
Proven
Combat-proven Ukrainian technology

Philosophy

Respecting human culture,
a technology society that gently embraces.

社名 VyshyTech は、ウクライナの民族衣装 Vyshyvanka(ヴィシヴァンカ) と Technology を組み合わせた言葉。 ヴィシヴァンカは、邪気が入り込む弱点とされる首・袖・肩・縁に刺繡を施し、 魔除けとして着用者を守る衣装です。土地ごとの色柄で、その土地らしさを映します。

We deliver technology not as something that threatens people, but assomething that protects and embraces them.

About our philosophy
ヴィシヴァンカを纏うウクライナの家族

Business

Three Pillars of Business

Offensive validation, battlefield knowledge, and engineering. Vyshytech supports your defense in depth.

Cyber SecurityCyber Security

Japanese white-hat hackers with government experience work alongside hackers from nations under intense cyberattack — from penetration testing and the deception platform "Labyrinth" to talent training.

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Defense TechDefense Tech

Combat-proven drone & robotics, realistic training simulation, and defense-grade cyber technology — evolved on Ukraine’s battlefield — brought to Japan.

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Offshore DevOffshore Development

Leveraging a network built with Ukraine and Singapore since before the war, we deliver web services, systems, and blockchain development at high quality and low cost.

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Cyber Security

Proving your defense from the attacker’s perspective.

Penetration TestPenetration Test

We achieve a vulnerability detection rate of over 90% at dramatically lower cost. Japanese white-hat hackers with government experience guide you, while hackers from heavily attacked nations reproduce the latest attack techniques.

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LabyrinthDeception Platform

Deception technology that lures intruders into lifelike environments to detect and respond. Under 1% false positives, and detection/response time cut by up to 12x. Ukrainian software trusted by financial and national institutions.

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TrainingWhite Hacker Training

A training course taught by active cybersecurity instructors. We cultivate guardians in Japan and leave a peaceful internet for the next generation. A Japanese-language program is in production.

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Defense Tech — Combat Proven

Optimizing combat-proven technologyas Japan’s shield.

Even before the Russian invasion, Vyshytech built relationships with Ukraine in offshore development and cybersecurity. This is not opportunism but a technology alliance grounded in years of trust — bringing combat-proven technology to Japan. Not a mere import agent, but a partner aiming for technology transfer, localization, and domestic co-production.

Drone / RoboticsNext-gen Drones / Robotics

Drone technology evolved around "low cost, mass deployment, China-free, swarm." From EW-resistant control to low-cost airframes and deep-strike — changing defense through cost asymmetry.

Combat SimulationCombat Simulation

実戦フィードバックを反映したVR/シミュレーター訓練。実機を損耗させず、実戦に近い環境で戦術・判断力を習得。成功率50%以上向上のデータ。法規制の影響を受けにくい先行導入領域。

Defense CyberDefense-grade Cyber

Protecting the core of unmanned operations and network warfare. Deception (Labyrinth), cryptography & IFF, and offensive security — combat-proven technologies with a track record at NATO-affiliated institutions.

Explore Defense Tech
90%+
Detection rate (pen-test)
<1%
Labyrinth false positives
1/12
Detection/response time cut
+50%
Training success-rate gain
ウクライナ独立記念碑

Why Ukraine

Front-line expertise,
through a long-term strategic partnership.

  • Battlefield wisdom

    World-leading expertise in drone operations, counter-drone defense, and cyber defense — backed by real combat data.

  • World-class engineers

    Talent essential to defense and advanced industry, and certified offensive-security professionals.

  • Collaboration for reconstruction

    Not temporary aid, but long-term business collaboration as a bridge between our two nations.

Our People — On the Ground

Japanese-speaking
technical partners on the ground.

In Ukraine we have partners who are fluent in Japanese and deeply skilled in systems and technology. They are comrades bound by years of trust since before the war, with whom we have worked on many projects beyond Vyshytech alone. Being able to collaborate seamlessly across language, culture, and technical barriers is one of our greatest strengths.

現地の技術パートナー
Fluent in Japanese

Local partners communicate directly in Japanese, conveying requirements and intent precisely with no language barrier.

Deep technical expertise

Engineers strong in development and security practice, enabling collaboration grounded in the core of the technology.

Trust since before the war

Comrades who have shared many projects since before the invasion — bound by solid, lasting trust, not a passing tie.

代表 堀木遼

Message

A sense of urgency for
Japan’s cybersecurity.

Starting websites and portals from elementary school, he served in corporate planning and as CFO at IT firms during his student years. He founded companies in web-service development and corporate consulting, then led overseas-expansion support and trading — and, driven by concern for Japan’s cybersecurity, founded Vyshytech with overseas partners.

CEO & Representative Ryo Horiki

Read the message

Contact

Take your defense to the next level.

From security assessments and software deployment to defense tech and development — feel free to reach out.

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