Mainichi.jp 毎日新聞のニュース・情報サイト
毎日新聞のニュース・情報サイトです。事件や話題、経済や政治のニュース、スポーツや芸能、映画などのエンターテインメントの最新ニュースを掲載しています。
mainichi.jp Mobile Performance
12/100
These metrics represent real-world Chrome users experience viewing mainichi.jp on mobile devices. Reports are focused on loading performance and other critical factors that most affect user experience. Follow our guide to track, optimize, and improve the quality of your web pages.
User Loading Experience
Largest Contentful Paint
Cumulative Layout Shift
First Contentful Paint
First Input Delay
Metrics
Total Blocking Time0/100 3,830 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Time to Interactive2/100 20.2 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Largest Contentful Paint2/100 8.4 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn More
Speed Index8/100 10.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
First Contentful Paint40/100 4.5 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Cumulative Layout Shift88/100 0.109
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Should Fix (18)
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Preload key requests
Potential savings of 2,490 ms
2,490 ms
Eliminate render-blocking resources
Potential savings of 2,300 ms
2,301 ms
Remove unused JavaScript
Potential savings of 288 KiB
2,270 ms
Serve images in next-gen formats
Potential savings of 289 KiB
1,320 ms
Efficiently encode images
Potential savings of 104 KiB
480 ms
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Does not use passive listeners to improve scrolling performance
Avoid `document.write()`
Minimize main-thread work
16.8 s
Reduce the impact of third-party code
Third-party code blocked the main thread for 3,360 ms
Serve static assets with an efficient cache policy
84 resources found
Reduce JavaScript execution time
8.0 s
Avoid an excessive DOM size
847 elements
Avoid chaining critical requests
14 chains found
Avoid long main-thread tasks
20 long tasks found
Avoid large layout shifts
5 elements found
User Timing marks and measures
14 user timings
Largest Contentful Paint element
1 element found
Keep request counts low and transfer sizes small
209 requests • 2,040 KiB
Passed Audits (12)
Avoid multiple page redirects
Potential savings of 17,970 ms
Avoids enormous network payloads
Total size was 2,040 KiB
Remove unused CSS
Preconnect to required origins
Initial server response time was short
Root document took 300 ms
All text remains visible during webfont loads
Minify CSS
Potential savings of 2 KiB
Minify JavaScript
Potential savings of 5 KiB
Enable text compression
Defer offscreen images
Potential savings of 9 KiB
Properly size images
Use video formats for animated content
mainichi.jp Mobile SEO
83/100
These checks ensure that your page is optimized for search engine results ranking. There are additional factors Lighthouse does not check that may affect your search ranking. Learn more. Run these additional validators on your site to check additional SEO best practices.
Should Fix (3)
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have `[alt]` attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. Learn more.
Tap targets are not sized appropriately
92% appropriately sized tap targets
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Passed Audits (10)
Document has a meta description
Document has a valid `rel=canonical`
Document has a `<title>` element
Document avoids plugins
Document uses legible font sizes
99.81% legible text
Links have descriptive text
Page has successful HTTP status code
Page isn’t blocked from indexing
Document has a valid `hreflang`
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
mainichi.jp Mobile Best Practices
69/100
These checks highlight opportunities to improve the overall code health of mainichi.jp mobile page. Current recommendations will help to make your page fast and secure, to create a good user experience and to avoid deprecated technologies.
Should Fix (4)
General
Browser errors were logged to the console
Trust and Safety
Includes front-end JavaScript libraries with known security vulnerabilities
4 vulnerabilities detected
Does not use HTTPS
1 insecure request found
User Experience
Serves images with low resolution
Passed Audits (10)
Avoids Application Cache
Properly defines charset
Page has the HTML doctype
Avoids deprecated APIs
Detected JavaScript libraries
Links to cross-origin destinations are safe
Avoids requesting the geolocation permission on page load
Allows users to paste into password fields
Displays images with correct aspect ratio
Avoids requesting the notification permission on page load
mainichi.jp Mobile Progressive Web App
25/100
These checks validate the aspects of a Progressive Web App. Learn more. These checks are required by the baseline PWA Checklist but are not automatically checked by Lighthouse. They do not affect your score but it's important that you verify them manually.
Should Fix (9)
PWA Optimized
Manifest doesn't have a maskable icon
Does not set a theme color for the address bar.
Is not configured for a custom splash screen
Fast and reliable
Page load is not fast enough on mobile networks
Interactive at 20.2 s
`start_url` does not respond with a 200 when offline
Current page does not respond with a 200 when offline
Installable
Does not register a service worker that controls page and `start_url`
Does not use HTTPS
1 insecure request found
Web app manifest does not meet the installability requirements
Passed Audits (5)
Content is sized correctly for the viewport
Provides a valid `apple-touch-icon`
Redirects HTTP traffic to HTTPS
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
Contains some content when JavaScript is not available
mainichi.jp Mobile Accessibility
69/100
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged. These items address areas which an automated testing tool cannot cover. Learn more in our guide on conducting an accessibility review.
Should Fix (4)
Navigation
These are opportunities to improve keyboard navigation in your application.
`[id]` attributes on active, focusable elements are not unique
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Image elements do not have `[alt]` attributes
`<frame>` or `<iframe>` elements do not have a title
Contrast
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Passed Audits (10)
The page contains a heading, skip link, or landmark region
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`[aria-hidden="true"]` is not present on the document `<body>`
Links have a discernible name
Heading elements appear in a sequentially-descending order
`<html>` element has a valid value for its `[lang]` attribute
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
Mobile Usability
99/100
These checks validate how easily a visitor can use mainichi.jp on a mobile device. Test results include a list of any mobile usability problems. Mobile usability problems are issues that can affect a user that visits the page on a mobile (small screen) device, including small font sizes (which are hard to read on a small screen).
Should Fix (1)
Size tap targets appropriately
Passed Audits (4)
Avoid plugins
Configure the viewport
Size content to viewport
Use legible font sizes
Mobile Speed
50/100
These checks analyze the performance of mainichi.jp on mobile devices and return PageSpeed score and information on how to improve the load time. What makes a good Progressive Web App?
Should Fix (8)
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Leverage browser caching
Optimize images
Enable compression
Reduce server response time
Minify JavaScript
Minify HTML
Minify CSS
Passed Audits (2)
Avoid landing page redirects
Prioritize visible content
www.mainichi.com
www.mainichi.net
www.mainichi.org
www.mainichi.info
www.mainichi.biz
www.mainichi.us
www.mainichi.mobi
www.ainichi.jp
www.mainichi.jp
www.nainichi.jp
www.mnainichi.jp
www.nmainichi.jp
www.jainichi.jp
www.mjainichi.jp
www.jmainichi.jp
www.kainichi.jp
www.mkainichi.jp
www.kmainichi.jp
www.minichi.jp
www.mqinichi.jp
www.maqinichi.jp
www.mqainichi.jp
www.mwinichi.jp
www.mawinichi.jp
www.mwainichi.jp
www.msinichi.jp
www.masinichi.jp
www.msainichi.jp
www.mzinichi.jp
www.mazinichi.jp
www.mzainichi.jp
www.manichi.jp
www.maunichi.jp
www.maiunichi.jp
www.mauinichi.jp
www.majnichi.jp
www.maijnichi.jp
www.majinichi.jp
www.maknichi.jp
www.maiknichi.jp
www.makinichi.jp
www.maonichi.jp
www.maionichi.jp
www.maoinichi.jp
www.maiichi.jp
www.maibichi.jp
www.mainbichi.jp
www.maibnichi.jp
www.maihichi.jp
www.mainhichi.jp
www.maihnichi.jp
www.maijichi.jp
www.mainjichi.jp
www.maimichi.jp
www.mainmichi.jp
www.maimnichi.jp
www.mainchi.jp
www.mainuchi.jp
www.mainiuchi.jp
www.mainuichi.jp
www.mainjchi.jp
www.mainijchi.jp
www.mainkchi.jp
www.mainikchi.jp
www.mainkichi.jp
www.mainochi.jp
www.mainiochi.jp
www.mainoichi.jp
www.mainihi.jp
www.mainixhi.jp
www.mainicxhi.jp
www.mainixchi.jp
www.mainidhi.jp
www.mainicdhi.jp
www.mainidchi.jp
www.mainifhi.jp
www.mainicfhi.jp
www.mainifchi.jp
www.mainivhi.jp
www.mainicvhi.jp
www.mainivchi.jp
www.mainici.jp
www.mainicbi.jp
www.mainichbi.jp
www.mainicbhi.jp
www.mainicgi.jp
www.mainichgi.jp
www.mainicghi.jp
www.mainicyi.jp
www.mainichyi.jp
www.mainicyhi.jp
www.mainicui.jp
www.mainichui.jp
www.mainicuhi.jp
www.mainicji.jp
www.mainichji.jp
www.mainicjhi.jp
www.mainicni.jp
www.mainichni.jp
www.mainicnhi.jp
www.mainich.jp
www.mainichu.jp
www.mainichiu.jp
www.mainichj.jp
www.mainichij.jp
www.mainichk.jp
www.mainichik.jp
www.mainichki.jp
www.mainicho.jp
www.mainichio.jp
www.mainichoi.jp
www.mainichi.net
www.mainichi.org
www.mainichi.info
www.mainichi.biz
www.mainichi.us
www.mainichi.mobi
www.ainichi.jp
www.mainichi.jp
www.nainichi.jp
www.mnainichi.jp
www.nmainichi.jp
www.jainichi.jp
www.mjainichi.jp
www.jmainichi.jp
www.kainichi.jp
www.mkainichi.jp
www.kmainichi.jp
www.minichi.jp
www.mqinichi.jp
www.maqinichi.jp
www.mqainichi.jp
www.mwinichi.jp
www.mawinichi.jp
www.mwainichi.jp
www.msinichi.jp
www.masinichi.jp
www.msainichi.jp
www.mzinichi.jp
www.mazinichi.jp
www.mzainichi.jp
www.manichi.jp
www.maunichi.jp
www.maiunichi.jp
www.mauinichi.jp
www.majnichi.jp
www.maijnichi.jp
www.majinichi.jp
www.maknichi.jp
www.maiknichi.jp
www.makinichi.jp
www.maonichi.jp
www.maionichi.jp
www.maoinichi.jp
www.maiichi.jp
www.maibichi.jp
www.mainbichi.jp
www.maibnichi.jp
www.maihichi.jp
www.mainhichi.jp
www.maihnichi.jp
www.maijichi.jp
www.mainjichi.jp
www.maimichi.jp
www.mainmichi.jp
www.maimnichi.jp
www.mainchi.jp
www.mainuchi.jp
www.mainiuchi.jp
www.mainuichi.jp
www.mainjchi.jp
www.mainijchi.jp
www.mainkchi.jp
www.mainikchi.jp
www.mainkichi.jp
www.mainochi.jp
www.mainiochi.jp
www.mainoichi.jp
www.mainihi.jp
www.mainixhi.jp
www.mainicxhi.jp
www.mainixchi.jp
www.mainidhi.jp
www.mainicdhi.jp
www.mainidchi.jp
www.mainifhi.jp
www.mainicfhi.jp
www.mainifchi.jp
www.mainivhi.jp
www.mainicvhi.jp
www.mainivchi.jp
www.mainici.jp
www.mainicbi.jp
www.mainichbi.jp
www.mainicbhi.jp
www.mainicgi.jp
www.mainichgi.jp
www.mainicghi.jp
www.mainicyi.jp
www.mainichyi.jp
www.mainicyhi.jp
www.mainicui.jp
www.mainichui.jp
www.mainicuhi.jp
www.mainicji.jp
www.mainichji.jp
www.mainicjhi.jp
www.mainicni.jp
www.mainichni.jp
www.mainicnhi.jp
www.mainich.jp
www.mainichu.jp
www.mainichiu.jp
www.mainichj.jp
www.mainichij.jp
www.mainichk.jp
www.mainichik.jp
www.mainichki.jp
www.mainicho.jp
www.mainichio.jp
www.mainichoi.jp