Rockman.EXE Postcard Book

Rockman.EXE Postcard Book (ロックマンエグゼ　ポストカードブック) is a series of postcard books from the Mega Man Battle Network series released by Capcom. Each book contain 30 postcards (32 in the fifth book) with artwork from their respective games.

Samples
Some postcards from the first book.