⚡ Website Components in Japan

CSS and JavaScript components are reusable pieces of code that help keep websites consistent and speed up development by allowing developers to easily apply common layouts, styles, and interactive elements across pages.

According to our research, website components are used on 5.3% of websites from Japan.

⭐ Most Popular in 2025

The following chart shows the top component technologies in Japan in 2025, based on market share.

The most popular is Normalize.css, which dominates the market with an overwhelming 62% share.
It is followed by Polymer with 10.9% and Ress with 10.4%.

Normalize.css 62%
Polymer 10.9%
Ress 10.4%
AMP 8.9%
Hover.css 3.2%
Loadable Components 2.9%
Spin.js 2.1%
Styled Components 1.2%
Radix UI 0.6%
HTML5 Boilerplate 0.4%
Headless UI 0.3%
Modern-normalize 0.2%
Helix Ultimate 0.1%
SpinKit 0.1%
Stacks 0.1%

🚀 Highlights

Here is a list of the top technologies that are more popular in Japan than worldwide.
Differences between global and country rankings are shown in parentheses.

2. Polymer ^(-1)
3. Ress ^(-9)
5. Hover.css ^(-1)
10. HTML5 Boilerplate ^(-1)
12. Modern-normalize ^(-2)
14. SpinKit ^(-2)
16. Lit ^(-1)
17. Shoelace ^(-1)

✨ Best Component Technologies

Below is a more detailed list of all component technologies used on sites from Japan, ranked by their market share.

Rank	Name	Market share
1	Normalize.css San Francisco, California, United States A modern, HTML5-ready alternative to CSS resets. FreeOpen source	62%
2	Polymer A library for creating encapsulated, reusable web components. FreeOpen sourceLegacy	10.9%
3	Ress Brazil A modern CSS reset based on Normalize.css. FreeOpen source	10.4%
4	AMP San Francisco, California, United States An open source HTML framework for creating lightweight pages that are optimized for mobile web browsing and load faster. FreeOpen source	8.9%
5	Hover.css Devon, United Kingdom A collection of CSS3 powered hover effects to be applied to links, buttons, logos, SVG, featured images. FreeOpen source$14+	3.2%
6	Loadable Components A React code splitting library that supports SSR. FreeOpen source	2.9%
7	Spin.js An animated, configurable, resolution independent loading spinner with no dependencies. FreeOpen source	2.1%
8	Styled Components A library for React that allows developers to write CSS directly in JS to style components. FreeOpen source	1.2%
9	Radix UI San Francisco, California, United States An open-source component library optimized for fast development, easy maintenance, and accessibility. FreeOpen source	0.6%
10	HTML5 Boilerplate A professional front-end template for building fast, robust, and adaptable web apps or sites. FreeOpen source	0.4%
11	Headless UI Kitchener, Ontario, Canada Completely unstyled, fully accessible UI components, designed to integrate beautifully with Tailwind CSS. FreeOpen source	0.3%
12	Modern-normalize Normalize browsers' default style. FreeOpen source	0.2%
13	Helix Ultimate Dhaka, Bangladesh A universal Joomla template that can be used to build all sorts of websites. FreeOpen source	0.1%
14	SpinKit Sweden A collection of loading indicators animated with CSS. FreeOpen source	0.1%
15	Stacks Austin, Texas, United States An essential RapidWeaver plug-in that allows to design websites with drag and drop using hundreds of pre-made stacks. $49.95+	0.1%
16	Lit Mountain View, California, United States A simple library for building fast, lightweight web components, the successor to Polymer. FreeOpen source	0.01%
17	Shoelace A framework-agnostic library of production-ready web user interface components built entirely with native Web Component standards, ensuring consistent design and behavior across any JavaScript framework or none at all. FreeOpen source	0.01%
18	Hyva Heerlen, Netherlands A performance-optimized frontend theme for Magento. €1,000	0.01%

👉 See Also

🌎 Components in other countries

Data is based on the analysis of 132,949 websites from Japan.
Statistics were last calculated on December 28, 2025.
For details, see our methodology and disclaimer.