Use 30 square sheets of origami paper.
Difficulty : ⭐⭐
Time: 2 hours
 
Neptune is a blue planet name after god of the sea. This is accidentally the same as Aurelio Stern. 
 
Model paper size:
Unit (blue) : 7.5 cm x 7.5 cm
 
Model height: ~ 11 cm
 
PrwOrigami - Kusudama Collection
www.prworigami.com
(January, 2019)