Sanpo Zukan (Stroll Picture Book) 4 Books With String! The Earth is Fun! Children and Nature With Stickers! Hikari no Kuni (Publisher) 4 books for each season! Approximately 10.5 x 14.5 cm Perfect size for strolls and outings. You can enjoy your strolls by hanging it around your neck. Name written inside, which has been erased. Spring: No stickers, and none appear to have been pasted inside. Some wear and tear on the corners. Summer: Half of the stickers used, and some are pasted inside. Some wear and tear on the corners. Autumn and Winter: Almost unused. You can enjoy the seasons with illustrations of things like beetles, butterflies, spring flowers, pine cones, and snow.