Use 270 rectangle (1:2) sheets of origami paper.
Difficulty : ⭐⭐⭐⭐⭐
Time: 18 hours
 
This is Ant-Lion Nest designed by Tomoko Fuse.
 
Model paper size: 
Unit (pastel) : 2.5 cm x 5 cm
 
Model height: ~11 cm

PrwOrigami - Kusudama Collection
www.prworigami.com
(May, 2020)