Make Omodaka
Make a crane and then revert it back to a square
In this model, the more you complete cranes, the smaller it get space to make a crane.
Also, it get easier to put pressure on connecting parts.
Therefore, make the two center cranes and then revert them back to squares.
After that, make the outside crane and then complete the two center cranes again.
(１)
Start with folding the square which has been circled.
In order to get easier to fold a crane, make mountain-folds on the dotted lines.
(２)
Make mountain-folds like this picture.
Then turn the paper over as it is.
(３)
After turning the paper over, fold four corners to the center point in the circled square.
(４)
Fold four corners to the center point like this picture.
Then turn the paper over as it is.
(５)
In this model, make a bird-base in the different way from usual.
Because connecting parts are long and it is hard to fold this model.
First, make mountain-folds on the dotted lines.
(６)
Make mountain-folds like this picture.
(７)
This picture is taken from the back side.
Make mountain-folds in the state of that two corners are folded to the center point.
(８)
Then move the rectangular part in the direction of the arrow.
(９)
Move the rectangular part like this picture.
Then fold the top square in the direction of the arrow.
(１０)
Fold the top square like this picture.
(１１)
This picture is taken from the back side.
Four corners are folded to the center point like this picture.
(１２)
Then make a mountain-fold on the dotted line.
(１３)
Make a mountain-fold like this picture.
Then move both sides in the direction of the arrows.
(１４)
After moving both sides, the part that has been circled would be swollen.
Push the part from top to make creases.
(１５)
Make creases like this picture.
(１６)
Then move the center in the direction of the arrow to make a crease at the dotted line.
(１７)
Move the center and make a crease like this picture.
(１８)
In order to get easier to make a bird-base, move the flap in the direction of the arrow to make a crease on the dotted line.
(１９)
Move the flap like this picture.
(２０)
Then move the flap in the direction of the arrow to make a crease on the dotted line as well.
(２１)
Move the flap like this picture.
Then put the flap back.
