Volume 0 BOX / Post Card Set
Size: 185mm × 130mm × 20mm (the same size as the blue pyrriobic book)
It is a storage box with a single book size with 9 drawn postcards.
The cover contains a stroke-type window of paint, and the cover changes.
When you put the included postcard, the eyes of the character from the window will look.
The cover is openable and closed by the magnet, can be made or carried as a pouch.
It is also recommended to put your favorite blue pilioide goods and musicals of museum shops in the museum.
You can draw pictures yourself and make it your own 0 volumes.
Production company /IWASAKI SIKI