Naruto Shippuden High Quality Here

Netflix Japan has the highest quality encode of the series. However, the US/UK library is missing many seasons. When available, Netflix uses the "TV Broadcast" remaster, which is superior to early Crunchyroll encodes but inferior to Blu-ray.

While the original Naruto series was largely produced in 4:3 standard definition, Shippuden marked a significant technical shift. The series officially transitioned to starting with Episode 54. naruto shippuden high quality