>>280531454
Tenrai-Sensei's release features sharper contrast, more pronounced yellows and greens, and what seems to be slight horizontal stretching and a bit of the top and bottom parts of the video cropped out. Fansubs vs. BD dub subs aside, you can see the differences when looking at stuff like shading and hair. It almost seems like a sharpening filter has been added to the image, like you'd see from a flatscreen TV in the early 2010s. DEEN's been rereleased quite a few times in BD form so it's possible for it to stem from the source itself being altered rather than from the fangroup adjusting the way it looks