This app was mentioned in 2 comments, with an average of 12.00 upvotes
**(¬_¬”)☞ I'm a girl....^^So^It^Should^Be^Goddess (◕ฺ‿◕ฺ✿ฺ) anyway, lol~~
You must have a Japanese iTunes or GooglePlay account to dl though~~
https://itunes.apple.com/jp/app/naruto-naruto-wu-liaomanga/id912797439?mt=8
https://play.google.com/store/apps/details?id=com.access_company.android.sh_naruto&hl=ja
This is where you can read free manga (raw though, obviously~), watch a few episodes streaming, announcements and news for upcoming things, etc.
That's because you can only download it in Japan but try this and see if it works: https://play.google.com/store/apps/details?id=com.access_company.android.sh_naruto&hl=en&referrer=utm_source%3Dgoogle%26utm_medium%3Dorganic%26utm_term%3Dnaruto+app&pcampaignid=APPU_1_5HTKVfe1GseX0gSkv5PABQ