Japan market entry for foreign companies
Enter the Japanese market, with a team Japanese companies trust
We research the market, plan your entry, build your Japanese website and bring in leads. Through our partners, you can also cover sales, company setup, accounting and legal.
A foreign team living in JapanWe speak Japanese
Working with Japanese companies since 2018
Sound familiar?
Known at home.
Unknown in Japan.
Japanese buyers research in Japanese, and more of them now start with an AI assistant. The answer is built from what already exists in Japanese: websites, articles and reviews. If you are not in that material, you are not on the shortlist.
- You are established at home, but Japanese buyers have never heard of you
- You don’t know who you really compete with in Japan
- Your Japanese site is a translation that does not feel Japanese
- You don’t know which media, review sites and communities matter here
- Nobody on your team can run marketing in Japanese
We replace the guesswork with research: what Japanese buyers ask, who AI recommends to them, and what it would take for you to be recommended too.
Which warehouse robot vendors should we compare?
Recommended in most answers
物流倉庫向けの自動搬送ロボットは、どのメーカーを比較すべき?
Not mentioned yet
How often AI recommends the same company
Illustrative example
What we do
We get you recommended
in Japan
Everything we do works toward one result: when Japanese buyers ask AI or search Google, your company is in the answer, and they get in touch.
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Know the market
We learn what Japanese buyers ask and which companies AI recommends, and why, in Japanese.
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Get found
We build a Japanese website and content written for Japanese buyers, Google and AI, not translated for them.
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Bring in leads
We put you in the media, communities and channels Japanese buyers trust, and turn their interest into inquiries.
How we do it
From the first question to your first customers in Japan
Eight steps, one team. We start by learning how the market answers Japanese buyers, then build and grow your presence here.
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01Research
01Map the market in Japanese
We define the categories you compete in and write the questions Japanese buyers ask at every stage, in Japanese.
- 02
Ask every AI, many times
Each question runs on ChatGPT, Claude, Gemini and Google AI again and again. We see every answer: who is recommended, how, and based on which sources.
- 03
Take apart competitor sites
We study the sites AI recommends in Japan and find the content that earns them that visibility.
- 04
Follow the sources
We look into the Japanese media, review sites and communities AI cites when it talks about your competitors.
- 05
Read the search data
Google demand, Japanese keywords and who wins them complete the picture.
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02Plan
06Draw the entry plan
A site plan for Japan, the channels and topics to publish on, and the media to get covered in.
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03Build
07Build and launch the site
Structure, design and development in Japanese, live on your domain and optimised for Google and AI search from day one.
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04Grow
08Grow, measure, improve
We publish content, track your share of search and AI answers, and improve how visits turn into enquiries.
Beyond marketing
Need more in Japan?
Change here.
Sales, company setup, accounting and legal work are done by partners we trust. Tell us what you need and we will connect you, before, during or after our work.
- S SalesSelling to your leads
- C Company setupRegistering your company in Japan
- A Accounting and taxBookkeeping and tax filings
- L LegalContracts and compliance
These services are provided by our partners, not by Supasaito directly. Tell us what you need
Why Supasaito
We made this journey ourselves
We are foreigners who live in Tokyo. We speak Japanese, sell in Japanese and have worked with Japanese companies since 2018. What you need to learn about this market, we learned here first.
The people on your project
Foreigners in Tokyo, and everyone speaks Japanese.
Japanese companies work with us every day
From listed enterprises to startups, across many industries.
- 100+Projects
- 50+Companies
- 2018In Tokyo since
Large companies
Growing companies
Startups
IndustriesManufacturingPrintingHRReal estatePublishingITMarketingDesign
And we bring others here
When the Korean company STAYGE NXT entered Japan, it needed a localized website. We built it in Korean, Japanese and English.
Read the caseI was very satisfied with the process and results of building the website.
ICNSouth Korea
TYOJapan
- Passenger
- STAYGE NXT
- Languages
- 3
- Pages
- About 35
Get started
Start with what you sell
You don’t need a finished plan for Japan. Tell us what you sell and we will show you who AI recommends to Japanese buyers today.
- 1
Tell us about your business
What you sell, who buys it and where you stand with Japan. A short call is enough.
- 2
Get the market picture
We set up the research and walk you through who AI recommends in Japan and why.
- 3
Decide the next step
Use the plan with your own team, or have us build the site and content with you.
Want to see your own AI visibility first? A free platform account includes a website audit and your first AI visibility results. Start for free
FAQ
Questions about entering Japan
- Do we need a company in Japan before we start?
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No. The research is most useful before you commit to anything, and we can build your Japanese website before you have a Japanese company. When you are ready, our partners can help with company setup.
- What do you do yourselves, and what do your partners do?
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We do the market research, strategy, website and marketing ourselves. Sales to your leads, company setup, accounting, tax and legal work are provided by our partners in Japan, and we help you get started with them.
- Do we need a Japanese website if we already have an English one?
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If you sell to Japanese buyers, yes. They research in Japanese, and AI builds its answers from what exists in Japanese. We look at your current site first and tell you what to keep.
- Is the content machine translated?
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AI can help with drafts, but every page is written or reviewed by people who use Japanese every day. We adapt the message, examples and terms to Japanese buyers rather than translating word for word.
- Can you guarantee that AI will recommend us?
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No one can. We show where you stand today, what competitors do differently and what we change, then measure the same questions again to see what moved.
- How is the work priced?
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The research and each part of the rollout, such as the website, localisation or ongoing marketing, are quoted for an agreed scope. Platform subscriptions are priced separately, and our partners quote their own services.
Free guide · 24 pages
The Japan market entry guide
Everything on this page in more depth, as a PDF to share with your team at home: how Japanese buyers choose, the research you receive, every step, roles and pricing guides.
- How Japanese buyers choose
- Research deliverables
- Pricing guides
Free. Fill in a short form and we email you the link.

