Best for: Intermediate reading with audio
Graded Japanese stories and articles with native audio, adjustable furigana and explanations of the grammar used. Some content is free; full access is paid.
NHK news rewritten in simpler Japanese with furigana and audio, aimed at learners and children.
Aozora Bunko: a free online library of Japanese books in the public domain, mostly older literature.
Free graded readers from the Tadoku project: short illustrated books written for learners at different levels. Read them online, download them as PDFs, or watch them read aloud on YouTube.
