Access tengyu-syoten.co.jp. 【天牛書店】大阪の古書店／学術書から美術書まで古本の販売・買取

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value16.9 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value5,090 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.261

47/100

15%

TTI (Time to Interactive)

Value22.4 s

1/100

10%

tengyu-syoten.co.jp

495 ms

tengyu-syoten.co.jp

1044 ms

import.css

806 ms

jsapi

28 ms

jquery.lightbox.css

850 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 76% of them (71 requests) were addressed to the original Tengyu-syoten.co.jp, 6% (6 requests) were made to Youtube.com and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (4.8 sec) belongs to the original domain Tengyu-syoten.co.jp.

Content Size

723.8 kB

After Optimization

291.0 kB

In fact, the total size of Tengyu-syoten.co.jp main page is 723.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 380.8 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 76.7 kB

Original 89.9 kB
After minification 65.2 kB
After compression 13.1 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. This page needs HTML code to be minified as it can gain 24.6 kB, which is 27% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 76.7 kB or 85% of the original size.

JavaScript Optimization

-14%

Potential reduce by 34.6 kB

Original 253.1 kB
After minification 253.1 kB
After compression 218.5 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 34.6 kB or 14% of the original size.

CSS Optimization

-84%

Potential reduce by 321.4 kB

Original 380.8 kB
After minification 380.1 kB
After compression 59.4 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. Tengyu-syoten.co.jp needs all CSS files to be minified and compressed as it can save up to 321.4 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tengyu Syoten. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

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

High

Image elements do not have [alt] attributes

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.

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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 doesn't use 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 Tengyu-syoten.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 Tengyu-syoten.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

tengyu-syoten.co.jp

Open Graph description is not detected on the main page of Tengyu Syoten. 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

【天牛書店】大阪の古書店／学術書から美術書まで古本の販売・買取

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

tengyu-syoten.co.jp

tengyu-syoten.co.jp

import.css

jsapi

jquery.lightbox.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

tengyu-syoten.co.jp

tengyu-syoten.co.jp

import.css

jsapi

jquery.lightbox.css

js

loader.js

url_breaker_plus.user.js

jquery-3.3.1.min.js

common.js

jquery.lightbox.js

reset.css

common.css

sp.css

ga.js

header-tengyu.jpg

since1907.jpg

kago-miru.gif

header-home.gif

header-guaide.gif

header-shiarai.gif

header-kaitori.gif

header-unei.gif

header-tenpo.gif

header-toiawase.gif

icon_inst.png

icon_fb.png

logo_sp.png

icon_cart_black.png

img_mv.jpg

hp_search.gif

b_tokusen.gif

b_shinchaku.gif

b_ichiran.gif

list_open.gif

list_close.gif

baba_kaitori.jpg

banner_images.jpg

facebooklogo.jpg

bana_tenjin.gif

bana_100nen.gif

oshirase.gif

tokusen_left.png

tokusen_right.png