Translation guide
The most common and natural way to say 'website' in Japanese is ウェブサイト. In casual contexts, サイト is also widely used. For formal or technical writing, ホームページ is sometimes used, but it can also mean 'home page' specifically, so be aware of the context.
website
Referring to a website in general, in most everyday situations.
The standard loanword for 'website'. Neutral and widely understood.
This website is very useful.
A common abbreviation of ウェブサイト, used in casual and spoken Japanese.
Did you see that website?
Often used to mean 'website', but can also specifically mean 'home page'. More common in older or formal contexts.
May be ambiguous; ウェブサイト is clearer for 'website' as a whole.
Please see the company's website.
Referring specifically to a company's or organization's official website.
Referring to a personal website, blog, or portfolio site.
ウェブサイト is the safest and most modern word for 'website'. ホームページ is still used, especially by older generations or in formal contexts, but it can also mean 'home page' (the front page of a site). To avoid confusion, use ウェブサイト or サイト.
I created a website.
We renewed our website/home page.
I write a travel blog (website).