Webflow development
Websites your team can run, built by Japan’s first Webflow Enterprise Partner
We plan, design and build Webflow sites on a component system your marketers can use on their own. After launch, we help the site grow with SEO, AI search and ongoing support.
Webflow Enterprise Partner · Since 2023
Trusted by Japanese companies of every size
Sound familiar?
Your marketing moves fast.
Your website should too.
A website is where campaigns, launches and hiring all land. When every change needs a developer, the site falls behind the business, and the team stops trying.
- Every text change waits in the developers’ queue
- Plugins, updates and security patches eat the budget
- The design drifts as different people add pages
- Slow pages and loose structure hold back SEO and AI search
- The agency launches the site and moves on
We build on Webflow with a component system, so your team edits and adds pages safely, and we stay to help the site grow.
Without a usable CMS
Update the hero headline for the spring campaign
- Requested
- In the dev queue
- Waiting for release
Still waiting
With Webflow and our components
Update the hero headline for the spring campaign
AAiko, Marketing
- Edited in the Editor
- Reviewed
- Published
Live
What we do
One team, from the first wireframe
to the hundredth page
Design, build and growth work in one place, so nothing is lost between agencies.
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01 Plan and design
We learn your business, buyers and competitors, then design a site that sells.
- Research and site structure
- Wireframes and user flows
- Design system for your brand
- Images, illustrations and video
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02 Build in Webflow
We build the site on our Webflow framework, ready for your team to run.
- Components and variables
- CMS for news, blog and cases
- Forms, CRM and analytics integrations
- Japanese and English versions
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03 Launch and grow
We hand over a site your team can use, and keep improving it with you.
- SEO and AI search setup
- Conversion tracking
- Training and video manuals
- Maintenance and improvements
How we build
A system,
not a set of pages
Every site we build runs on our Webflow framework. Your team assembles new pages from the same parts, so the site stays on brand as it grows.
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Variables
Colour, type and spacing are set once. Change the brand colour and every page follows.
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Components
Sections your team drops in and fills with content, without touching the layout.
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CMS collections
News, blog posts and case studies are added like database entries, with SEO fields included.
Process
A clear path from first call to launch
Every project follows the same steps, and you see the site on a staging link before anything goes live.
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01
Research and planning
We learn your products, buyers and competitors, then plan the structure, key messages and features.
- Sitemap
- Content plan
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02Optional
Design
Wireframes first, then the full design in your brand. Skip this step if you bring your own design.
- Wireframes
- Figma design
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03
Webflow build
We build the pages from components and variables, set up the CMS and connect your tools.
- Components
- CMS
- Integrations
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04
Testing and review
We test on every device and browser, share a staging site and work through your feedback.
- Staging site
- QA report
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05
Launch and training
We publish on your domain and train your team, with video manuals made for your site.
- Live site
- Video manuals
Why Webflow
More than a website builder
Webflow is a web platform for building, managing and growing a business website in one place. These are the parts that matter most to marketing teams.
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Edit right on the page
Your team writes and edits on the visual canvas and publishes on its own. Roles and permissions keep the design safe.
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A visual CMS
News, blog posts and case studies are managed visually, and headless APIs connect content to the rest of your stack.
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Built for search and AI
SEO controls on every page with no plugins, and built-in tools that track how your brand appears in AI answers.
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Test and personalise
Built-in analytics, A/B tests and AI personalisation show which pages convert, and Localize serves each market in its language.
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Fast, managed hosting
Reaches 95% of the world in under 50 milliseconds, with images served as WebP or AVIF and nothing to update.
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Enterprise-grade security
SOC 2 Type II, GDPR and CCPA compliant, with free SSL, DDoS and bot protection, backups and versioning.
Our work
Built with Webflow, for companies we work with every day
From listed groups to startups, Japanese and global companies run their sites on what we built.
Japan’s first Webflow Enterprise Partner
Webflow Premium Partner with the Enterprise badge, given to agencies with a record of large, high-traffic corporate builds.
- 2018Web studio starts in Tokyo
- 2019Webflow becomes our focus
- 2023Webflow Premium Partner
- TodayEnterprise badge, first in Japan
100+
Projects delivered
Repeat projects
54%50+
Companies
Companies of every size and industry, in Japan and abroad, run their Webflow sites with us.
Selected projects
See all projects
What clients say
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I feel grateful that they do not only flexibly help to build the website and do fixes, but also understand about our business model and marketing. I would say that Supasaito is not a typical "development agency", but a technology partner working together to grow our business. Thank you!
Yuta YamauchiFundio Co, Ltd. -
We appreciate their continious support and careful attention to small details. In the future, we will continue to enhance our website as our company expands, and we look forward to working with you even further.
Issei KusanoToppan Global Ventures Partners, Inc -
They are looking 3 steps ahead toward business development and help us build our system and website with that vision. When I think about it now, I can only thank the team for understanding, planning and giving a form to my business idea.
Keiko HasegawaMingaco Co, Ltd.
Get started
Tell us about your site
A new site, a redesign or a move to Webflow. A short call is enough to scope it.
- 1
Share what you need
Your goals, the pages you have in mind and any design you already have.
- 2
Get a proposal
We send a scope, a plan and a quote for the agreed work.
- 3
Start the project
We begin with research and planning, and you see progress on a staging link.
Want to check your current site first? A free platform account includes a website audit and your first AI visibility results. Start for free
FAQ
Questions about Webflow development
- How much does a Webflow site cost?
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It depends on the number of pages, the design work, the CMS, integrations and languages. After a short call we send a quote for an agreed scope. Webflow hosting plans are paid to Webflow separately.
- Can you build from our design files?
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Yes. We build directly from your design in Figma, Adobe XD or Illustrator, and turn it into components your team can reuse.
- Can our team update the site without developers?
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Yes. Marketers edit text, images and CMS items in the Webflow Editor, and build new pages from the components we set up. We train your team and make video manuals for your site.
- Do you support the site after launch?
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Yes. Every project includes a support period after launch, and a support contract covers updates, fixes and new pages over time.
- Can you move our current site to Webflow?
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Yes. We migrate from WordPress, Wix, Studio, other platforms and AI-built sites, and keep your URLs and search rankings with redirects.
- Who owns the site?
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You do. The site and its hosting plan can sit in your own Webflow workspace, and we work in it as your partner.
- Can you build in Japanese and English?
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Yes. We build bilingual sites and localise Japanese sites for overseas markets or foreign sites for Japan, written by people who use each language every day.
- How do we communicate?
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Usually through a shared Slack Connect channel, in Japanese or English. If Slack does not suit your company, we use your tools.