Hi guys,
I made a Chrome extension that allows you to choose your level, then generate Furigana on webpages.
It works with NHK Easy and most other sites. It is a good way to practice your way up to N1 reading.
Hope it helps & feedback welcome
https://chrome.google.com/webstore/detail/readnihon-furigana/gpbdeemekjaigcjldahhmckkfbkmebfd