Directory Japan, Inc.

Your Idea, Market-Ready in 2 Months.

Go Beyond Concepts with Collaborative MVP Development.

Strategic Design by AI Directors × Rapid Development by a Global Team.
Take the first step in business validation, starting from $12,000 USD.

▼ Request a Free 60-Min Online Consultation

Do you know the "The 3 Perilous Valleys"
that 90% of new businesses fail to cross?

Your brilliant idea could also disappear into these valleys.

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Valley 1: The Concept Abyss

You have an idea, but it stalls without a concrete plan, budget, or approval.

⚙️

Valley 2: The Development Maze

Vague requirements lead to budget overruns and quality issues, causing the project to collapse.

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Valley 3: The Silent Launch

The product is complete, but no one uses it, and it's abandoned without improvement.

We Provide the Shortest Path
to Cross the "Valleys of Death"

We offer more than just development. It's a completely new partnership that accompanies you from concept to MVP launch, maximizing your chances of business success.

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Your Idea

Where it all begins

🧠

STEP 1: Concept Design

Guided by AI Directors
(As fast as 1 month)

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STEP 2: MVP Development

Built by our Global Team
(As fast as 1 month)

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MVP Launch

Start market validation

Building an MVP that Shapes Your Business's Core Value

The true purpose of an MVP (Minimum Viable Product) is not just to "build a minimal product." It's the smartest business tool to "validate your business hypothesis with minimal investment."
We deliver a "living product" with two key values to maximize your success, not just a simple prototype.

🎯Focus on "Must-Have" Value

Many new businesses fail by adding too many features. In our Concept Design phase, our AI Directors work closely with you to identify the single "core experience" that will captivate your users.

For a matching app...
We wouldn't start with an AI recommendation engine. We'd focus all resources on validating the core user journey: "Search → View Profile → Connect."

🔗Built to Scale, Not to Throw Away

Our MVP is the foundation for your future full-scale product. While features are minimal, the underlying architecture is engineered by professionals to handle future growth, avoiding the dead ends of no-code tools.

Our skilled Vietnamese development team, managed by Japanese directors, delivers this with exceptional speed and cost-effectiveness. Once your hypothesis is validated, you can seamlessly scale up with the same team and technology stack.

Case Study: POS App for a Coffee Chain

Challenge With no in-house IT talent, the project was stalled by development quotes in the tens of thousands of dollars.
Solution An AI Director solidified the concept in one month, and our global team immediately began MVP development.
Result They achieved significant cost savings compared to initial estimates and had a store-ready prototype in just two months, paving the way for smooth budgeting and a full-scale rollout.

The MVP Isn't the Goal.
Our True Partnership Starts Here.

The engineers who built your MVP can continue as your dedicated product team.
We transition smoothly into full-scale agile development based on user feedback. (From $3,500 USD/month)

Project Success is Determined by "Who" You Partner With

Our experienced directors become your co-creation partners, taking full responsibility for your business's success.

M.Y.

Hands-on Leader of Global Development Teams

With 5 years of PM/Director experience, M.Y. excels in offshore development management, leading multinational teams to build products with precision and minimize rework. A strong user-centric approach from UX design to product planning.

Expertise: Offshore Management Bridge SE UX Design AI Tool Optimization

Industries: Government Entertainment IT E-Commerce Healthcare

Y.N.

Professional in Business Strategy & Product Concept

Experienced in both strategic consulting and as a development lead for numerous web and AI services. Fluent in the languages of business and IT, Y.N. oversees everything from planning to UI/UX design, turning ideas into profitable ventures.

Expertise: Business Strategy Process Innovation Product Management AI Business Planning

Industries: Manufacturing Retail Telecom Entertainment IT

How We Leverage AI

We don't rely on experience and intuition alone. We use the latest AI as a powerful tool to accelerate thinking, dramatically reducing time and cost.

  • Concept Design: Brainstorm and organize ideas with AI.
  • UX Design: Rapidly generate wireframes and flowcharts with AI.
  • System Planning: Automatically organize feature lists and requirements with AI.
  • Communication: Eliminate language barriers completely with AI translation.

Why Other Options Fall Short

Factor Our Service No-Code Tools Offshore Agencies
Strategic Depth ×
Technical Scalability ×
Communication
Quality Management ×

Take Your Idea to the Next Stage

Our promise is to be your partner in success. It's okay if your idea is still vague.
First, just tell us about your vision and challenges.

Our 60-minute free online consultation is commitment-free. No hard sales, guaranteed.
After our talk, you'll walk away with a "Concept Slide" that organizes your idea.


▼ Schedule a Free Consultation ▼

Frequently Asked Questions (FAQ)

Is it okay if my idea isn't fully formed yet?

Yes, absolutely. Use us as a sounding board. We'll help you organize your thoughts from the very beginning.

Do I have to sign a contract after the consultation?

No. Please feel free to use the consultation simply to gather information.

Can you help with just the concept design phase?

Of course. We offer support limited to concept design and requirements definition with our "AI Director" service.

Can you also handle full-scale development after the MVP?

Yes. The engineers who built your MVP can continue as your dedicated development team to co-create with you beyond the official launch.