Akiyoshi Kitaokaさんのイラストまとめ

Lines of train cars appear to be bluish (partly purplish?), though the pixels are gray or yellowish.

Rings appear to rotate.

Concentric circles appear to be spirals.

The third (from the top) shrimp appears to be slightly larger than the second one, but they are the same size.

A tram appears to be reddish, though the pixels are gray or cyan hue.

Donkey Kong Arcade illusion: Horizontally aligned arcades appear to tilt alternately.

「タコ部屋」

Vertically or horizontally drawn gray lines appear to be curved outward.

振動回転錯視

Rotating illusion with with illusory vibration

The eyes in the left image appear to be yellowish, though they are actually the same gray as those in the right one.

The inset appears to move when the image is swayed.