"We want to create a website, but don't have the budget to hire an agency." "If we can make it ourselves, we'd like to try." For SME executives in this position, AI website builders are an appealing option.
In 2026, AI tools that produce a functioning website draft in minutes simply by answering questions are arriving in rapid succession. This article reviews 10 carefully selected Japanese-supported services offering free plans, comparing them across pricing, capabilities, and ease of use.
What is an AI website builder?
An AI website builder is a service where AI automatically generates designs, layouts, and copy simply by entering your industry, goals, and color preferences. While conventional CMS platforms like WordPress require some technical know-how, AI tools require no coding and can be used by anyone.
The three main areas where AI is applied are:
- Automated design generation: Recommending color palettes and layouts based on industry and keywords
- Copywriting: Generating headings and body copy automatically when you describe your business
- Image generation: Automatically selecting and placing AI-generated images or stock photos
However, AI-generated content serves merely as a draft. To communicate your company's distinctive strengths and achievements accurately, manual edits and additions remain essential.
Comparison table of 10 Japanese-supported AI website builders
| # | Tool name | Japanese UI | Free plan | Lowest paid plan (monthly) | Custom domain | AI generation features |
|---|---|---|---|---|---|---|
| 1 | Wix | ◎ | Available | From approx. 1,700 yen | Paid plans only | Comprehensive generation of text, images, and layouts |
| 2 | Jimdo | ◎ | Available | From approx. 900 yen | Paid plans only | Built simply by answering questions |
| 3 | STUDIO | ◎ | Available | Free tier available (Personal from 590 yen) | Paid plans only | Domestic no-code platform + AI design suggestions |
| 4 | Squarespace | Fair (primarily English) | None (14-day free trial) | From approx. 2,300 yen | Available on all plans | Automated layout generation with Blueprint AI |
| 5 | Framer | ○ | Available | From approx. 1,027 yen | Paid plans only | AI text generation + automated translation |
| 6 | Shopify | ◎ | None (3-day free trial) | From approx. 3,600 yen | Available on all plans | E-commerce specialized with Shopify Magic copy generation |
| 7 | Gamma | ○ | Available | From approx. 2,500 yen | Paid plans only | Slide-style page creation |
| 8 | Durable | Fair (primarily English) | Available (variable URL) | From approx. 1,800 yen | Paid plans only | Generates a site draft in 30 seconds |
| 9 | Amebaownd | ◎ | Available | Free tier available (from 660 yen) | Paid plans only | Domestic platform with easy management via smartphone app |
| 10 | BASE | ◎ | Available (0 yen) | Transaction fee model (no monthly fee) | Paid option | AI product description generation tailored for e-commerce |
*Prices are estimates as of April 2026. Rates may fluctuate due to exchange rate shifts and plan revisions.
Detailed overview of each tool
1. Wix
One of the world's largest website creation platforms. Its AI site builder creates text, images, and layouts in one batch simply by sharing your industry, goals, and design preferences through a chat interface. Both the dashboard and AI chat fully support Japanese, making adoption seamless.
Note that custom domains cannot be used on the free plan, but become available starting from the Light plan at around 1,700 yen per month. It offers high design freedom, making it well-suited for businesses looking to customize and grow their site over time.
2. Jimdo
Jimdo AI Builder is a widely recognized service in Japan that automatically creates websites when you enter your industry, business name, address, and operating hours. Its interface is intuitive and simple, allowing users unfamiliar with PCs to publish a site quickly.
Because ads appear on the free plan, upgrading to a paid plan starting at around 900 yen per month is recommended for commercial use. While features are basic, it provides everything necessary for shops, professional firms, and sole proprietors to launch a clean lead-generation website.
3. STUDIO
A domestic Japanese no-code website builder that blends design flexibility with ease of use. Its AI features excel at design suggestions and automated responsive adjustments, making it a strong match for SMEs with strict brand aesthetics.
A solid set of features is available even on the free plan, with personal plans starting from 590 yen per month. It delivers fast page load speeds and an SEO-conscious architecture. The reassurance of comprehensive Japanese support is another distinct advantage of a domestic tool.
4. Squarespace
A globally recognized platform renowned for design quality. Its Blueprint AI feature suggests layouts, typography, and color schemes. It pairs exceptionally well with creators and service businesses, making it ideal for portfolio and service websites.
Because parts of the management interface remain in English, it requires more of a learning curve than other tools. While it lacks a permanent free plan and offers only a 14-day free trial, it remains an attractive choice for those unwilling to compromise on design.
5. Framer
A high-precision no-code tool favored by designers and developers. Beyond AI text generation, it features one-click automated AI translation to make an entire site multilingual. It can be used for free on the Free plan, with the Basic plan available at approximately 1,027 yen per month when a custom domain is needed.
It is well-suited for users who want to craft intricate design details or manipulate code down the road, though the learning curve is somewhat steeper for beginners.
6. Shopify
A platform built specifically for e-commerce stores. Its AI feature set, Shopify Magic, supports automated generation of product descriptions, email copy, and SEO metadata, directly improving merchant efficiency.
While its functionality as a standard corporate site is somewhat limited, it offers unmatched polish if your primary purpose is selling products. A 3-day free trial is available.
7. Gamma
A distinctive tool that lets you create web pages with the ease of building presentation slides. Simply provide an outline to the AI, and an attractive page is completed in minutes. It excels at simple, single-page sites such as landing pages (LPs) and service introduction pages.
While custom domains are unavailable on the free plan, it provides more than enough functionality for initial testing. Although unsuited for comprehensive corporate websites, its adoption is expanding for rapid prototyping and internal knowledge sharing.
8. Durable
A Silicon Valley AI service that claims to "build a website in 30 seconds." Selecting your business category instantly generates a homepage, service overviews, and an inquiry form. While the UI is primarily English, entering content in Japanese is supported.
Because the free plan rotates the domain URL every 24 hours, a paid plan is required for actual business use. It provides handy tools for local businesses, including SEO settings and Google Maps integration.
9. Ameba Ownd
A domestic Japanese website builder provided by CyberAgent. Its standout feature is the ability to update and manage sites directly from a smartphone app, making sustained operations straightforward even for those less comfortable with technology.
It offers diverse templates and can be used without ads even on the free plan. While customization is less flexible than Wix or STUDIO, it is ideal for quickly launching simple websites for retail shops, salons, and classrooms.
10. BASE
A domestic service specializing in launching online stores. With zero initial setup or monthly fees (operating on a transaction fee model based on sales), it offers a low-risk entry point into e-commerce. Its AI capabilities focus on automated product descriptions, capable of analyzing item photos to generate copy.
It is the ideal first step for physical retailers, artisans, and creators looking to start selling online.
Key criteria for choosing a tool
When comparing these 10 services, each platform's distinct strengths become clear. Narrow your options based on the following criteria according to your company's situation.
Filter by purpose
- Customer acquisition and lead generation → Wix, STUDIO, Jimdo
- Product sales and e-commerce → Shopify, BASE
- Landing pages and service introductions only → Gamma, Framer
Filter by technical skill
- Unfamiliar with PCs / Prefer maximum simplicity → Jimdo, Ameba Ownd
- Desire high design polish → STUDIO, Framer, Squarespace
Filter by budget
- Start completely free → Wix, Jimdo, STUDIO, Gamma, Ameba Ownd
- Focus on e-commerce while minimizing fixed running costs → BASE (fee-per-transaction model)
For overall website production cost benchmarks, please also refer to "Website Development Cost Benchmarks [2026 Edition]."
Mind the limitations of AI tools
While AI website builders make getting started simple, they have inherent limitations.
Custom design flexibility is limited: Modifications are largely confined to template constraints. For brands with uncompromising aesthetic standards, template limitations can become restrictive.
SEO requires ongoing extra effort: While AI-generated text automates initial SEO setups, acquiring consistent search traffic demands ongoing keyword strategies and content updates.
Functional scalability has a ceiling: As business growth brings complex requirements—such as membership portals, booking systems, or CRM integrations—you may run up against the tool's ceiling.
When you begin encountering these boundaries, consulting a web development agency becomes a practical option. For tips on selecting a vendor, please refer to "How to Choose a Web Development Agency Without Making Mistakes."
Conclusion
AI website builders in 2026 are significantly easier to use than those of a few years ago, empowering users without technical expertise to launch attractive websites in a short timeframe. A practical strategy is to test with a free tier first, then evaluate paid upgrades or migrating platforms based on business goals, scale, and future scalability.
On the other hand, when building a flagship corporate site, brand portal, or scaled e-commerce business, professional architecture and strategic planning to overcome AI limitations remain essential differentiators.
Unsure which tool fits your business? Let's talk
At GleamHub, we offer consultations on website development and digital strategy for SMEs. From utilizing AI tools to full-scale custom web production, we propose solutions planned backward from your business objectives.
