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mageasy.jp website review
Visit site (opens in a new tab)Reviewed 6 November 202640 issues · 91 checks
This review found 40 issues worth fixing on mageasy.jp, 14 of them high impact, across 91 checks. The most urgent: reduce unused JavaScript. Your full playbook turns these into prioritised fixes alongside reviews, competitors and channels.
- Homepage
- Phone render
- Links and pages
- Google PageSpeed
Google PageSpeed Insights (opens in a new tab), mobile
Site score
77C- #56,716 of 100,874 reviewed websitesbeats 39%
- #35,858 of 55,676 online storesbeats 30%
- #34,071 of 50,585 Shopify storesbeats 28%
Closest competitors among Shopify stores
Compare side by sideShow as table
| Date | Real-visitor load time (LCP) |
|---|---|
| May 16, 2026 | 1.7 s |
| May 23, 2026 | 1.1 s |
| Jun 27, 2026 | 1.7 s |
| Jul 4, 2026 | 1.5 s |
| Jul 11, 2026 | 1.4 s |
| Aug 8, 2026 | 1.5 s |
| Aug 15, 2026 | 1.5 s |
| Aug 22, 2026 | 1.6 s |
| Aug 29, 2026 | 1.5 s |
| Sep 5, 2026 | 1.5 s |
| Sep 12, 2026 | 1.6 s |
| Sep 19, 2026 | 1.5 s |
| Sep 26, 2026 | 1.5 s |
| Oct 3, 2026 | 1.5 s |
| Oct 10, 2026 | 1.4 s |
| Oct 24, 2026 | 1.3 s |
| Oct 31, 2026 | 1.3 s |
Show as table
| Date | Real-visitor tap response (INP) |
|---|---|
| Sep 12, 2026 | 85 ms |
| Sep 19, 2026 | 85 ms |
| Sep 26, 2026 | 86 ms |
| Oct 3, 2026 | 91 ms |
Chrome UX Report (opens in a new tab): real Chrome visitors over rolling 28-day periods.
One score from every part of this review. How it works
Speed
Reduce unused JavaScript
2.3 s · 545 KiBAbout 545 KiB of JavaScript is downloaded but never used on this page. Google estimates it would make the page about 2.3 s faster on a phone.
Mobile performance score: 68
68/100Your mobile performance score is 68. Pages that score under 90 lose visitors before the first paint.
Render-blocking requests
900 ms5 files block the first paint until they finish downloading. Deferring or inlining them could save about 900 ms.
8 third-party services on the page
8 third-party services load with your homepage (YouTube, Shopify and Other Google APIs/SDKs and others), adding 1.2 MB and 698 ms of main-thread time.
Reduce unused CSS
600 ms · 135 KiBAbout 135 KiB of CSS is downloaded but never applied on this page. Google estimates it would make the page about 600 ms faster on a phone.
YouTube adds 630 ms
630 msYouTube costs a phone 630 ms of main-thread work and 987 KiB of downloads while your page loads. Loading it after the page is usable, or only on the pages that need it, takes that off the critical path.
Main-thread work: 3.2 s
A phone's processor spends 3.2 s on main-thread work while loading, 1.6 s of it running JavaScript. Above 2 s, taps and scrolls feel sluggish.
Improve image delivery
257 KiB9 images could be 257 KiB smaller with modern formats (WebP or AVIF) and sizes that fit a phone screen.
1,871 HTML elements
The page has 1,871 HTML elements. Above 1,500, rendering and every interaction get slower on phones.
6 long tasks on the main thread
6 long tasks block the main thread while loading, the longest for 220 ms. During a long task the page ignores taps.
Legacy JavaScript
14 KiBPolyfills for old browsers add 14 KiB JavaScript that modern phones do not need.
Duplicated JavaScript
10 KiB10 KiB JavaScript is shipped twice across bundles.
Use efficient cache lifetimes
6 KiB4 files are served with short cache lifetimes, so returning visitors download them again (6 KiB).
Chained critical requests
Critical files load one after another instead of in parallel (3 chains). Preconnecting to key origins and preloading the hero image shortens the chain.
Forced reflow
Scripts make the browser recalculate the layout repeatedly while the page loads, which wastes processor time on phones.
1 checks passed
Server response: 6 ms
6 msYour server sent the HTML in 6 ms, well inside Google's 600 ms guideline.
Core Web Vitals
Largest Contentful Paint: 9.8 s
9.8 sYour largest element takes 9.8 s to render on a phone. Google's threshold for “good” is 2.5 s. The largest element is the image.
Time to Interactive: 13.1 s
13.1 sThe page becomes fully interactive after 13.1 s. Good is under 3.8 s.
Speed Index: 5.1 s
5.1 sVisually, the page fills in at 5.1 s (Speed Index). Good is under 3.4 s.
First Contentful Paint: 1.8 s
1.8 sThe first text or image appears after 1.8 s on a phone. Good is under 1.8 s.
2 images without width and height
2 images have no width and height attributes, so the layout jumps as each one loads.
Tap response (INP) held steady for real visitors
+4%Over the last 25 four-week periods to 2026-10-31, real Chrome visitors' tap response (inp) went from 85 ms to 91 ms at the 75th percentile (Chrome UX Report (opens in a new tab) history).
Largest content (LCP) held steady for real visitors
-6%Over the last 25 four-week periods to 2026-10-31, real Chrome visitors' largest content (lcp) went from 1.7 s to 1.3 s at the 75th percentile (Chrome UX Report (opens in a new tab) history).
7 checks passed
Passes Core Web Vitals for real visitors
Real Chrome users on phones pass Google's Core Web Vitals on this page (28-day field data from the Chrome UX Report (opens in a new tab)).
Real-user LCP: 1.3 s
1.3 sReal visitors wait 1.3 s for the largest content to appear (75th percentile). Good is under 2.5 s.
Real-user CLS: 0.00
0.00For real visitors the layout shifts by 0.00 (75th percentile). Good is under 0.1.
Real-user FCP: 0.6 s
0.6 sReal visitors see the first content after 0.6 s (75th percentile). Good is under 1.8 s.
Real-user TTFB: 419 ms
419 msReal visitors wait 419 ms for your server to start answering (75th percentile). Good is under 800 ms.
Total Blocking Time: 180 ms
180 msScripts block the page for only 180 ms while loading. Good is under 200 ms.
Cumulative Layout Shift: 0
0The layout barely moves while loading (CLS 0, good is under 0.1).
Images and page weight
Page weight: 3.1 MB in 267 requests
3.1 MBYour homepage downloads 3.1 MB in 267 requests on a phone: scripts 1.3 MB (64), other files 1.0 MB (167) and images 508 KiB (18). Under 2 MB keeps phones on slow connections fast.
About 0.9 g of CO₂ per visit
0.88 gBy the Sustainable Web Design model, a visit to your homepage emits about 0.88 g of CO₂e: 105.7 kg a year at 10,000 visits a month. It scales with page weight, so every byte cut lowers it.
3 checks passed
Images use modern formats
Every sizeable image is WebP, AVIF or SVG.
Images load when needed
Images below the first screen wait until the visitor scrolls to them.
Images are sized for phones
No image is downloaded at more than three times the size it is drawn on a phone.
Accessibility
Certain ARIA roles must be contained by particular parents (6 elements)
Certain ARIA roles must be contained by particular parents: 6 elements on the page fail this check, rated critical by axe-core.
Certain ARIA roles must contain particular children (1 element)
Certain ARIA roles must contain particular children: 1 element on the page fails this check, rated critical by axe-core.
Hidden but focusable
25 elements hidden from screen readers can still receive keyboard focus.
Interactive controls must not be nested (6 elements)
Interactive controls must not be nested: 6 elements on the page fail this check, rated serious by axe-core.
Malformed lists
Some lists contain elements other than list items, which screen readers announce wrongly.
Frames without titles
1 frame has no title, so screen-reader users cannot tell what it contains.
Orphan list items
Some list items are not inside a list.
9 images without alt text
9 images have no alt text, which hurts accessibility and image search.
Document should not have more than one banner landmark (1 element)
Document should not have more than one banner landmark: 1 element on the page fails this check, rated moderate by axe-core.
Landmarks should have a unique role or role/label/title (i.e. accessible name) combination (1 element)
Landmarks should have a unique role or role/label/title (i.e. accessible name) combination: 1 element on the page fails this check, rated moderate by axe-core.
All page content should be contained by landmarks (1 element)
All page content should be contained by landmarks: 1 element on the page fails this check, rated moderate by axe-core.
31 links without text
31 visible links have no text or label, so screen readers cannot say where they go.
Headings should not be empty (2 elements)
Headings should not be empty: 2 elements on the page fail this check, rated minor by axe-core.
ARIA role should be appropriate for the element (1 element)
ARIA role should be appropriate for the element: 1 element on the page fails this check, rated minor by axe-core.
Headings skip levels
Headings skip levels (h2 → h4 and h2 → h4), which makes the page harder to scan with a screen reader.
1 checks passed
44 automated accessibility rules passed
axe-core 4.13.0, the open-source engine behind most accessibility testing tools, ran 59 WCAG 2.2 A/AA and best-practice rules on the phone render: 44 passed and 15 failed. 4 mores need a person to judge. Automated rules catch about a third of accessibility problems; the rest need manual testing.
SEO
No structured data
No structured data (JSON-LD), so Google can't show rich results such as your logo, ratings or FAQs.
244 internal links, 10 external
The homepage links to 244 pages on mageasy.jp and 10 external pages.
7 checks passed
Meta description: 120 characters
Your meta description is 120 characters: “MAGEASYは、iPhone・MagSafe・Apple Watch・iPad Pro・MacBookなどApple製品に対応する高品質なケース・アクセサリを展開するデザインメーカー。おしゃれで実用的なスマホストラップやサコッシュも人気。”.
One H1 headline
Your main headline reads: “MAGEASY”.
Title: 36 characters
Your title is a healthy 36 characters: “MAGEASY 日本公式オンラインストア – MAGEASY Japan”.
Canonical URL set
The canonical URL is https://mageasy.jp/.
Open Graph tags complete
Open Graph tags are complete, so shared links show a title, description and image.
robots.txt in place
robots.txt is in place and points crawlers to your sitemap.
XML sitemap found
Your XML sitemap is reachable at https://mageasy.jp/sitemap.xml.
AI search readiness
No Organization structured data
There is no Organization (or LocalBusiness) JSON-LD, so search engines and AI assistants have no machine-readable facts about who runs the site: its name, logo, profiles and contact details.
No llms.txt
There is no https://mageasy.jp/llms.txt, a short Markdown guide to your key pages for AI tools (llmstxt.org). It is optional and few AI tools read it yet, so treat it as a cheap extra.
2 checks passed
AI answer engines may read the site
Your robots.txt lets the crawlers behind ChatGPT search, Claude and Perplexity read the site and cite it in answers.
Text is in the HTML
Your server sends the page's text in the HTML (786 words), so crawlers that don't run JavaScript still read it.
Other pages
1 linked page is broken
Your homepage links to https://mageasy.jp/pages/switcheasy, which answers with an error. Visitors hit a dead end and search engines drop it.
13 pages share a meta description
https://mageasy.jp/collections/ipad-pro-13-2024 and https://mageasy.jp/collections/ipad-pro-11-2024 use the same meta description. A description written for each page earns more clicks.
2 pages slow to respond
https://mageasy.jp/collections/ipad-air-11-2024-2025m3-ipad-air-10-9-2020-2022-ipad-pro-11-2020-2021-2022 and https://mageasy.jp/collections/ipad-10-9-2022-ipad-11-2025a16 took over 3 s to send their HTML from our server.
15 internal pages checked
We fetched 15 pages linked from your homepage (of 107 found) and read each the way a search engine does.
6 checks passed
Canonical URLs point to themselves
No page we checked hands its ranking to a different URL.
Every page has a meta description
All 13 pages that loaded have a meta description.
Titles are unique
Every page we checked has its own title.
Every page has an H1
Each page we checked has a main headline.
No linked page is hidden from search
None of the pages we checked carries a noindex tag.
Every page has a title
All 13 pages that loaded have a <title>.
Best practices
5 third-party cookies
5 third-party cookies are set on load; browsers are restricting these, so whatever relies on them breaks.
2 JavaScript errors while loading
2 errors were logged to the browser console while the page loaded, for example “this.activeElements.dotWrapper.appendChild is not a function”.
Browser-reported issues
Chrome logged issues while loading the page (“Cookie”).
2 checks passed
Tap targets are thumb-sized
68 of 79 tappable elements near the top are at least 24 px.
Mobile viewport set
The page declares a mobile viewport.
Content and conversion
No call to action on the first screen
On a phone, there is no call to action on the first screen: visitors have to scroll to find out what to do next.
No social proof
No testimonials, customer logos, ratings or customer counts on the homepage: nothing tells a new visitor that others already trust you.
No analytics detected
No analytics or tag manager detected in the HTML, so you can't measure whether any of these fixes work.
No direct contact details
No phone number or email link on the homepage, so ready-to-buy visitors have one fewer way to reach you.
No risk reducer
No guarantee or risk reducer (money-back, free trial, no credit card) is mentioned, which is often what tips a hesitant visitor.
About 281 words of copy
The homepage carries about 281 words of visible text.
2 checks passed
1 call to action
The homepage has 1 call to action, for example “Register”.
2 short forms
2 short forms (1 field at most) are right on the homepage.
Privacy and tracking
4 trackers load before any consent
4Before a visitor clicks anything, the page loads Google Ads, Google Analytics, Google Tag Manager and Meta Pixel (measured from a US location before any click). No consent tool was detected. Visitors from the EU, UK and several US states must be asked first.
9 cookies set on arrival
9Opening the homepage sets 9 cookies, 1 of them by other companies (measured from a US location before any click).
No consent tool detected
No known cookie consent tool loads with the page. Some sites build their own banner, and some only show one to visitors from the EU.
16 other companies contacted
Loading the homepage contacts 16 hosts run by other companies (fonts, scripts, analytics, ads), each of which sees the visitor's IP address.
Security, domain, email and software versions
The security, domain and email checks, software and plugin versions, and any app with a known security problem are visible only to people at mageasy.jp, because details like these could help someone attack a site. Every review keeps them private, whatever they found.
Upkeep, stack and company
Stack
- E-commerce
- Shopify;Shopify Plus
- Hosting
- Shopify
Upkeep, stack, hiring and company data from programmable.info
Go beyond the website
What your $25 Growth Playbook adds
This review found 40 issues on mageasy.jp, including 14 speed issues, 1 SEO issue and 4 conversion gaps. That is the website alone. The full Growth Playbook pairs these findings with what your customers say in public reviews and communities and what your closest competitors do better, then turns everything into at least 20 prioritised ideas, each with the evidence behind it, a step-by-step playbook, a metric and an owner.
- 28 research agents read your site, reviews, competitors, communities and public filings
- Customer review mining (G2, Capterra, Trustpilot and more) and voice-of-pain analysis in your buyers’ own words
- Competitor intelligence with battlecards for your closest rivals
- Ideal customer profile, buyer segments and buying-stage funnel
- Ranked channels, outreach sequences and content angles
- Live Reddit threads where buyers ask for what you sell, with draft replies
- Earned media and PR openings
- At least 20 ideas with evidence, a step-by-step playbook, metric, owner, effort and impact, grouped into this week, this quarter, big bets and wildcards, plus a 30/60/90-day roadmap
- PDF, Markdown, CSV, Notion and Linear exports, and a shareable page your team can track progress on
- Refresh the playbook later to see what changed
14-day money-back guarantee: not happy for any reason, email us within 14 days and we refund in full.