This suggestion is from Lycoris2013. Low bitrate MPEG2 sources are very common among anime captured from Japanese broadcasts. The main 2x_AnimeJaNai models are intended to preserve details as much as possible so they cannot have heavy artifact correction which tends to also remove details. So a separate model could be trained specifically for these MPEG2 sources such as the image below.
This suggestion is from Lycoris2013. Low bitrate MPEG2 sources are very common among anime captured from Japanese broadcasts. The main 2x_AnimeJaNai models are intended to preserve details as much as possible so they cannot have heavy artifact correction which tends to also remove details. So a separate model could be trained specifically for these MPEG2 sources such as the image below.