Tools & Wizards About Us
kakuyomu.jp screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

kakuyomu.jp

無料で小説を書ける、読める、伝えられる - カクヨム

Page Load Speed

2.8 sec in total

First Response

8 ms

Resources Loaded

1.5 sec

Page Rendered

1.2 sec

kakuyomu.jp screenshot

About Website

Visit kakuyomu.jp now to see the best up-to-date Kakuyomu content for Japan and also check out these interesting facts you probably never knew about kakuyomu.jp

様々なWeb小説を無料で「書ける、読める、伝えられる」、KADOKAWA × はてな によるWeb小説サイトです。ジャンルはファンタジー、SF、恋愛、ホラー、ミステリーなどがあり、二次創作作品も楽しめます！

Visit kakuyomu.jp

Key Findings

We analyzed Kakuyomu.jp page load time and found that the first response time was 8 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

kakuyomu.jp performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value20.4 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value1,800 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value28.7 s

0/100

10%

Network Requests Diagram

kakuyomu.jp

8 ms

kakuyomu.jp

845 ms

kakuyomu.css

23 ms

valve.js

741 ms

gtm.js

451 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 10% of them (5 requests) were addressed to the original Kakuyomu.jp, 38% (20 requests) were made to Cdn-static.kakuyomu.jp and 35% (18 requests) were made to Cdn-ak.f.st-hatena.com. The less responsive or slowest element that took the longest time to load (845 ms) belongs to the original domain Kakuyomu.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 515.1 kB (4%)

Content Size

13.1 MB

After Optimization

12.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kakuyomu.jp main page is 13.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 12.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 226.2 kB

  • Original 265.6 kB
  • After minification 244.2 kB
  • After compression 39.3 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 226.2 kB or 85% of the original size.

Image Optimization

-1%

Potential reduce by 170.7 kB

  • Original 12.2 MB
  • After minification 12.0 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Kakuyomu images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 37.6 kB

  • Original 343.5 kB
  • After minification 343.5 kB
  • After compression 305.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 37.6 kB or 11% of the original size.

CSS Optimization

-29%

Potential reduce by 80.6 kB

  • Original 278.2 kB
  • After minification 278.2 kB
  • After compression 197.6 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Kakuyomu.jp needs all CSS files to be minified and compressed as it can save up to 80.6 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (12%)

Requests Now

49

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kakuyomu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kakuyomu.jp

kakuyomu.jp

8 ms

kakuyomu.jp

kakuyomu.jp

845 ms

kakuyomu.css

kakuyomu.css

23 ms

valve.js

valve.js

741 ms

gtm.js

gtm.js

451 ms

20240820113439.jpg

20240820113439.jpg

626 ms

button-only@2x.png

button-only@2x.png

523 ms

20240809182459.jpg

20240809182459.jpg

568 ms

20240809182503.jpg

20240809182503.jpg

567 ms

20240607110609.jpg

20240607110609.jpg

566 ms

20240311152735.jpg

20240311152735.jpg

569 ms

20240815115439.png

20240815115439.png

571 ms

20240513133924.jpg

20240513133924.jpg

574 ms

20240311152713.png

20240311152713.png

569 ms

20240816120309.jpg

20240816120309.jpg

575 ms

20240808144725.jpg

20240808144725.jpg

571 ms

20240802104240.jpg

20240802104240.jpg

572 ms

20240726151411.jpg

20240726151411.jpg

576 ms

20240522132820.jpg

20240522132820.jpg

582 ms

20240424114112.jpg

20240424114112.jpg

578 ms

20240710114004.jpg

20240710114004.jpg

584 ms

20240819141159.png

20240819141159.png

581 ms

20240807194235.jpg

20240807194235.jpg

579 ms

20220830123401.jpg

20220830123401.jpg

577 ms

kakuyomu-logo.png

kakuyomu-logo.png

18 ms

x.svg

x.svg

19 ms

discord.svg

discord.svg

40 ms

guide.svg

guide.svg

48 ms

corporate-counter-200.jpg

corporate-counter-200.jpg

43 ms

app-store-badge.svg

app-store-badge.svg

43 ms

google-play-badge.svg

google-play-badge.svg

45 ms

kimirano-icon.png

kimirano-icon.png

48 ms

kadokomi-icon.jpg

kadokomi-icon.jpg

59 ms

logo.png

logo.png

59 ms

logo.jpg

logo.jpg

60 ms

logo.png

logo.png

59 ms

logo.png

logo.png

60 ms

konosuba.jpg

konosuba.jpg

41 ms

dcsymbols-regular.woff

dcsymbols-regular.woff

54 ms

kakuyomu.js

kakuyomu.js

394 ms

bookmark_button.js

bookmark_button.js

550 ms

niconico.svg

niconico.svg

386 ms

kadokawa-logo.png

kadokawa-logo.png

387 ms

hatena-logo.png

hatena-logo.png

385 ms

saenai-kanojo.jpg

saenai-kanojo.jpg

35 ms

mfbj1911_tantei_shoei.png

mfbj1911_tantei_shoei.png

385 ms

dcicons-regular.otf

dcicons-regular.otf

89 ms

widgets.js

widgets.js

132 ms

sdk.js

sdk.js

28 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

22 ms

sdk.js

sdk.js

15 ms

39 ms

Accessibility Review

kakuyomu.jp accessibility score

84

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

kakuyomu.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

kakuyomu.jp SEO score

90

Search Engine Optimization Advices

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](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kakuyomu.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Kakuyomu.jp main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

kakuyomu.jp

Open Graph data is detected on the main page of Kakuyomu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: