Published by Gentosha in 1969, unpaginated, 21,3×15,3 cm
First edition, limited to 1000 copies, signed, hardcover with slipcase
Condition: Slipcase in excellent condition. Book shows a few light stains on some pages but remains overall very nice — clean, solid, and well-preserved for its age.

A rare and haunting work by Japanese artist Ken Katayama, Beautiful Days explores the hidden, unspoken realms of youth through surreal and nostalgic illustrations. It captures boys and girls in dreamlike moments filled with tension, innocence, and mystery.

This is the rare first edition, published in 1969 and signed by the artist.