Webpage: https://www.apj.co.jp
Device: Desktop Computer
Region: Ireland (Dublin)
Single Region Score
If a page doesn't specify a `lang` attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. [Learn more about the `lang` attribute].
If your robots.txt file is malformed, crawlers may not be able to understand how you want your website to be crawled or indexed. [Learn more about robots.txt].
A `` not only optimizes your app for mobile screen sizes, but also prevents [a 300 millisecond delay to user input]. [Learn more about using the viewport meta tag].
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. [Learn more about this errors in console diagnostic audit]
Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.
Specifying a doctype prevents the browser from switching to quirks-mode. [Learn more about the doctype declaration].
Meta descriptions may be included in search results to concisely summarize page content. [Learn more about the meta description].
Pages with unsuccessful HTTP status codes may not be indexed properly. [Learn more about HTTP status codes].