Anomalous motion illusions
Part of a figure appears to move in the direction different from the rest.
Caution: This page just contains works of "anomalous motion illusion", which might make sensitive observers dizzy or sick. Should you feel dizzy, you had better leave this page immediately.
"Animals"
Rows of ellipses appear to move horizontally.
Copyright A.Kitaoka 2003
"Eggs"
Rows of eggs appear to move horizontally.
Copyright A.Kitaoka 2003
Explanation (PDF file)
"Wanage"*
*A game for children to throw rings to bars
The outer ring appears to expand while the inner ring appears to contract. Moreover, the rings appear to rotate when observers approach or move away from the figure while fixating at the center. Furthermore, the color of the outer ring appears to be different when appoaching and when moving away.
Copyright A.Kitaoka 2003
Explanation (PDF file)
"The expanding pupil"
The black circle appears to expand while the outer gray circle appears to contract.
Copyright A.Kitaoka 2003
(c) Akiyoshi Kitaoka "Trick eyes 2" Tokyo: KANZEN 2003
"Cubism"
The inset appears to move.
Copyright A.Kitaoka 2002
(c) Akiyoshi Kitaoka "Trick eyes 2" Tokyo: KANZEN 2003
"Tomatos"
The inset appears to hop.
Copyright A.Kitaoka 2002
(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002
"Cherries"
The inset appears to move.
Copyright A.Kitaoka 2002
(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002
"Matsubokkuri"*
*Fruits of pine trees
The inset appears to move.
Copyright A.Kitaoka 2002
(c) Akiyoshi Kitaoka "Trick eyes 2" Tokyo: KANZEN 2003
"Apples"
The inset appears to move. The diamond-like appearance of the inset is also (geometrical) illusion .
Copyright A.Kitaoka 2002
"Watashi"*
*Ferry boat
The inset appears to move in the horizontal direction.
Copyright A.Kitaoka 2000
(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002
"Makudonarudo"*
*Japanese pronunciation of McDonald's
Each row appears to move in the horizontal direction.
Copyright A.Kitaoka 2000
(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002
"Joro-gumo"*
*a kind of spider
The inset appears to move.
Copyright A.Kitaoka 2002
(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002
"UFO in mesh"
The inset appears to hop slightly.
Copyright A.Kitaoka 2000
"Shrimps in sushi"
Each row appears to move in the horizontal direction.
Copyright A.Kitaoka 2001
"Mantis prawns"
Each row appears to move in the horizontal direction.
Copyright A.Kitaoka 2001
"Magnets"
Each pair of rows appears to wriggle.
Copyright A.Kitaoka 2001
"Lines"
Horizontal lines appear to move.
The parallel horizontal lines do not appear to be parallel due to the Zollner illusion.
Copyright A.Kitaoka 2000
"Out of focus"
The inset appears to fluctuate.
Copyright A.Kitaoka 2001
"Earthquake"
The center block and the flanking blocks appear to move relative to each other.
Copyright A.Kitaoka 2002
"Wave"
Each vertical row appears to move in the vertical direction.
Copyright A.Kitaoka 2002
"Shonan densha"*
*A railway line in Japan with trains colored with green and orange.
The green-and-orange gratings appears to move horizontally.
Copyright A.Kitaoka 2001
"Flow"
Line segments appears to move (caused by vertical retinal slips).
Copyright A.Kitaoka 2002
"The hula"
Curves might appear to move (caused by vertical retinal slips).
Copyright A.Kitaoka 2000
"Tablecloth"
The checkered pattern appears to move.
Copyright A.Kitaoka 2001
(c)Akiyoshi Kitaoka "Trick eyes" Tokyo: KANZEN 2002
"Goban"*
(*The board for the "Go" game)
The inset appears to wander.
Copyright A.Kitaoka 2002
"Waterfall illusion 2"
White gratings appear to fall.
Copyright A.Kitaoka 2001
"A transparent grid"
Thick stripes or the fine grating of the inset appear to move horizontally.
Copyright A.Kitaoka 2000
"A log house"
The window appears to move vertically.
Copyright A.Kitaoka 2002
"An earthworm"
The figure sometimes appears to move.
Copyright A.Kitaoka 2002
"An earthworm"
The figure appears to move when a vertical retinal slip is given.
Copyright A.Kitaoka 2000
"Ropes"
The 3rd, 4th, 7th and 8th ropes appear to move.
The parallel oblique lines do not appear to be parallel due to the Zollner illusion.
Copyright A.Kitaoka 2000
"My Windows 98"*
The inset appears to move.
Copyright A.Kitaoka 2000
"Trampoline"
The inset appears to move. This figure consists of squares.
Copyright A.Kitaoka 2000
"Old uchikake"*
*Uchikake means a kind of kimono for women (kimono is a Japanese cloth)
Part of this figure appears to move.
Copyright A.Kitaoka 2002
"Bottomless swamp"
The inset appears to move.
Copyright A.Kitaoka 2000
