Access historia.co.jp. 株式会社ヒストリア｜ゲームやデジタルコンテンツの企画・開発

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value590 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.304

39/100

15%

TTI (Time to Interactive)

Value22.0 s

1/100

10%

historia.co.jp

778 ms

style.css

172 ms

slick.css

340 ms

index.css

510 ms

crayon.min.css

522 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 98% of them (83 requests) were addressed to the original Historia.co.jp, 1% (1 request) were made to Kit.fontawesome.com and 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Historia.co.jp.

Content Size

12.8 MB

After Optimization

12.0 MB

In fact, the total size of Historia.co.jp main page is 12.8 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. 60% of websites need less resources to load. Images take 12.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 51.4 kB

Original 60.4 kB
After minification 54.3 kB
After compression 9.0 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 51.4 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 641.4 kB

Original 12.5 MB
After minification 11.9 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. Historia images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 23.5 kB

Original 130.2 kB
After minification 130.2 kB
After compression 106.8 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 23.5 kB or 18% of the original size.

CSS Optimization

-68%

Potential reduce by 51.3 kB

Original 75.4 kB
After minification 75.2 kB
After compression 24.1 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. Historia.co.jp needs all CSS files to be minified and compressed as it can save up to 51.3 kB or 68% of the original size.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Historia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses 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 Historia.co.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 Historia.co.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

historia.co.jp

Open Graph description is not detected on the main page of Historia. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

株式会社ヒストリア｜ゲームやデジタルコンテンツの企画・開発

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

historia.co.jp

style.css

slick.css

index.css

crayon.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

historia.co.jp

style.css

slick.css

index.css

crayon.min.css

style.min.css

styles.css

screen.min.css

pagenavi-css.css

jquery.fancybox.min.css

jquery.min.js

jquery-migrate.min.js

crayon.min.js

scripts.js

front.min.js

jquery.fancybox.min.js

jquery.easing.min.js

jquery.mousewheel.min.js

jquery.js

jquery.matchHeight.js

slick.js

common.js

91ff06b4f4.js

gtm.js

sp_link01.jpg

sp_link02-new2.png

logo.png

h_link.gif

h_link_sp-new.png

h_search.jpg

main_visual_new_01s.jpg

Richard_ContentSlider.png

f55446fe9acae1188c7dbc925a8853f3.png

main_visual_bg03.jpg

9b88b595266b342047d8e18015d738fd.png

line01.png

1dd05cd9922c33d7408c8ce535bfcdbd-360x240.png

1dd05cd9922c33d7408c8ce535bfcdbd-600x400.png

Sep02_thumbnail_Logo_Blog-360x240.png

Sep02_thumbnail_Logo_Blog-600x400.png

FN_kv_game_thumbnail_1080_720-360x240.jpg

FN_kv_game_thumbnail_1080_720-600x400.jpg

bef96934b8c7cd23330548d9f35a8a37-360x240.png