6.1 sec in total
586 ms
5.3 sec
128 ms
Visit city.yokohama.lg.jp now to see the best up-to-date City Yokohama content for Japan and also check out these interesting facts you probably never knew about city.yokohama.lg.jp
横浜市の公式サイトです。戸籍・税・保険などの暮らしの情報、イベント情報、事業者向け情報、市政情報を掲載しています。市営バス・市営地下鉄、図書館などの情報も。
Visit city.yokohama.lg.jpWe analyzed City.yokohama.lg.jp page load time and found that the first response time was 586 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
city.yokohama.lg.jp performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value10.3 s
0/100
25%
Value15.5 s
0/100
10%
Value400 ms
68/100
30%
Value0.649
9/100
15%
Value25.6 s
0/100
10%
586 ms
854 ms
321 ms
778 ms
330 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 95% of them (63 requests) were addressed to the original City.yokohama.lg.jp, 3% (2 requests) were made to Google.com and 2% (1 request) were made to Cse.google.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain City.yokohama.lg.jp.
Page size can be reduced by 187.8 kB (31%)
612.0 kB
424.2 kB
In fact, the total size of City.yokohama.lg.jp main page is 612.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 493.9 kB which makes up the majority of the site volume.
Potential reduce by 16.8 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 16.8 kB or 74% of the original size.
Potential reduce by 105.4 kB
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. Obviously, City Yokohama needs image optimization as it can save up to 105.4 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 53.3 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 53.3 kB or 66% of the original size.
Potential reduce by 12.3 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. City.yokohama.lg.jp needs all CSS files to be minified and compressed as it can save up to 12.3 kB or 85% of the original size.
Number of requests can be reduced by 25 (40%)
63
38
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City Yokohama. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
city.yokohama.lg.jp
586 ms
www.city.yokohama.lg.jp
854 ms
top201601.css
321 ms
jquery.js
778 ms
script3.js
330 ms
jquery.yokohamaimage.js
538 ms
adrandom.js
357 ms
brand
19 ms
brand
67 ms
top-logo.gif
364 ms
kakudai-list.gif
162 ms
sitemap-list.gif
191 ms
mobile-icon.gif
766 ms
searchbutton.gif
163 ms
headerimage16.jpg
543 ms
headerimage13.jpg
799 ms
headerimage61.jpg
476 ms
headerimage17.jpg
909 ms
headerimage11.jpg
1098 ms
headerimage14.jpg
792 ms
headerimage62.jpg
908 ms
upbtn.jpg
1010 ms
thumb16.jpg
1148 ms
thumb13.jpg
1130 ms
thumb8.jpg
1267 ms
thumb17.jpg
1274 ms
thumb34.jpg
1344 ms
thumb14.jpg
1304 ms
thumb30.jpg
1452 ms
downbtn.jpg
1312 ms
buttonicon-1.gif
1452 ms
buttonicon-2.gif
1460 ms
buttonicon-8.gif
1489 ms
buttonicon-9.gif
1480 ms
buttonicon-6.gif
1514 ms
buttonicon-7.gif
1618 ms
buttonicon-job.png
1631 ms
liststyle01.gif
1645 ms
mayor3.jpg
1793 ms
assembly.jpg
1856 ms
movie01.jpg
1880 ms
ad1.gif
1783 ms
ad2.gif
1989 ms
ad3.gif
2630 ms
ad4.gif
2103 ms
google_custom_search_watermark.gif
52 ms
ad5.gif
1950 ms
ad6.gif
2300 ms
ad7.gif
2024 ms
ad12.gif
1820 ms
ad13.gif
2570 ms
ad14.gif
1894 ms
ad15.jpg
1773 ms
ad16.gif
1751 ms
ad18.gif
1957 ms
imageareabg.gif
2017 ms
mainheaderbg-blue.gif
1818 ms
buttonlist-bg.gif
1891 ms
icon-new.png
1948 ms
leftheaderbg.jpg
1781 ms
bouka.png
1772 ms
bouhan.png
1939 ms
kyukyu.png
1823 ms
righth2bg.jpg
1781 ms
h2-blue.gif
1964 ms
callcenterkun.gif
1882 ms
city.yokohama.lg.jp accessibility score
city.yokohama.lg.jp best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
city.yokohama.lg.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise City.yokohama.lg.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 City.yokohama.lg.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.
city.yokohama.lg.jp
Open Graph description is not detected on the main page of City Yokohama. 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: