*Carp-shaped streamers, which are raised above the roofs of houses to celebrate the growth of young boys (under school-age (?)) on May 5th.
The horizontal edges appear to tilt.
Copyright A.Kitaoka 1996
The oblique lines are straight but appear to be curved.
Copyright A.Kitaoka 1998
Each row appears to move.
Copyright A.Kitaoka 2001