Tools & Wizards About Us
tokyo-toden-diary.jp screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

tokyo-toden-diary.jp

思い出ガタゴト 東京都電diary：東京新聞

Page Load Speed

4.5 sec in total

First Response

805 ms

Resources Loaded

3.1 sec

Page Rendered

525 ms

tokyo-toden-diary.jp screenshot

About Website

Visit tokyo-toden-diary.jp now to see the best up-to-date Tokyo Toden Diary content for Japan and also check out these interesting facts you probably never knew about tokyo-toden-diary.jp

10月1日は「荒川線の日」。そして今年は、都電が市電として誕生して105周年の年。東京都交通局では「東京都電diary」と題し、皆さんの思い出エピソードを募集しました。

Visit tokyo-toden-diary.jp

Key Findings

We analyzed Tokyo-toden-diary.jp page load time and found that the first response time was 805 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

tokyo-toden-diary.jp performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value23.8 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value17.3 s

4/100

10%

Network Requests Diagram

tokyo-toden-diary.jp

805 ms

font-awesome.min.css

19 ms

font-awesome.min.css

39 ms

reset.css

173 ms

layout.css

345 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 84% of them (38 requests) were addressed to the original Tokyo-toden-diary.jp, 4% (2 requests) were made to Maxcdn.bootstrapcdn.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Tokyo-toden-diary.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 191.9 kB (3%)

Content Size

5.8 MB

After Optimization

5.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tokyo-toden-diary.jp main page is 5.8 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. 45% of websites need less resources to load. Images take 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 24.0 kB

  • Original 33.1 kB
  • After minification 32.1 kB
  • After compression 9.2 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 24.0 kB or 72% of the original size.

Image Optimization

-2%

Potential reduce by 96.5 kB

  • Original 5.6 MB
  • After minification 5.5 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. Tokyo Toden Diary images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 70.2 kB

  • Original 141.4 kB
  • After minification 141.4 kB
  • After compression 71.2 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 70.2 kB or 50% of the original size.

CSS Optimization

-19%

Potential reduce by 1.2 kB

  • Original 6.3 kB
  • After minification 6.3 kB
  • After compression 5.1 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. Tokyo-toden-diary.jp needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (27%)

Requests Now

44

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tokyo Toden Diary. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tokyo-toden-diary.jp

tokyo-toden-diary.jp

805 ms

font-awesome.min.css

font-awesome.min.css

19 ms

font-awesome.min.css

font-awesome.min.css

39 ms

reset.css

reset.css

173 ms

layout.css

layout.css

345 ms

form.css

form.css

354 ms

new2.css

new2.css

374 ms

typesquare.js

typesquare.js

327 ms

jquery.min.js

jquery.min.js

8 ms

jquery.libs.js

jquery.libs.js

419 ms

jquery.pjax.js

jquery.pjax.js

421 ms

main3.js

main3.js

420 ms

jquery.imageScroll.js

jquery.imageScroll.js

601 ms

analytics.js

analytics.js

82 ms

head_logo.gif

head_logo.gif

207 ms

logo.png

logo.png

373 ms

2.jpg

2.jpg

932 ms

1.png

1.png

562 ms

3.jpg

3.jpg

937 ms

4.png

4.png

263 ms

6.png

6.png

1240 ms

7.png

7.png

1107 ms

5.png

5.png

562 ms

02-306x350.png

02-306x350.png

752 ms

01.png

01.png

1499 ms

1125-256x350.png

1125-256x350.png

943 ms

01.png

01.png

1496 ms

1129-256x350-259x350.png

1129-256x350-259x350.png

1128 ms

02.jpg

02.jpg

1695 ms

1121-306x350.png

1121-306x350.png

1280 ms

02.png

02.png

1701 ms

0220-259x350.png

0220-259x350.png

1418 ms

02.jpg

02.jpg

1462 ms

8.png

8.png

1599 ms

00001.png

00001.png

1638 ms

name_banner.png

name_banner.png

1684 ms

en_tekist.png

en_tekist.png

1684 ms

toden_title.png

toden_title.png

1776 ms

f_logo.gif

f_logo.gif

1809 ms

collect

collect

46 ms

ico_footer.gif

ico_footer.gif

1700 ms

cover1.jpg

cover1.jpg

1681 ms

cover2.jpg

cover2.jpg

1700 ms

cover3.jpg

cover3.jpg

1700 ms

js

js

66 ms

Accessibility Review

tokyo-toden-diary.jp accessibility score

85

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

Best Practices

tokyo-toden-diary.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tokyo-toden-diary.jp SEO score

85

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

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

Impact

Issue

High

Document uses legible font sizes

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 Tokyo-toden-diary.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 Tokyo-toden-diary.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

tokyo-toden-diary.jp

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