The SONAR No.1 series published by ALBATRO DESIGN is a new type of art book that combines practical printing samples with a collection of artworks.This first issue, No. 1, is an art book that interweaves risograph art print samples with actual works. Not only does it contain full pages of risograph-printed actual works, but it also includes explanations and data on art prints. This makes it useful not only as an archive of risograph art works but also as a guide and reference for creators.