Well, in addition to the above, some libraries might have digital or physical copies of the 'Re: Zero' web novel available for borrowing. If you're a member of a library with a good collection of light novels, it's worth checking. Also, keep an eye on fan - recommended reading sources, but be cautious as not all of them may be legal or reliable.
You can try some official e - book platforms like Amazon Kindle. They usually have a wide range of light novels available for purchase and reading. Some local libraries might also have it in their digital collections if they support e - books.
Some libraries might have digital or physical copies of the Re:Zero light novel. You could check your local library's online catalog. Also, there are specific forums and fan sites where members sometimes share links to legal reading sources.
Some websites dedicated to light novels, such as Novel Updates or Webnovel, might have the Re:Zero light novels. But be careful as some of these sites might not have authorized content.
You can try looking on popular online book platforms like Amazon or Barnes & Noble. They might have it available for purchase or in their digital libraries.