Rilakkuma's adorable picture book series: - Series Name: 4-Koma Manga Fanbook, 16 volumes - Volumes: Volumes 1-10 and Volume 13. Volumes 11 and 12 are missing. - Author: Aki Kondo - Content: Picture books and children's books related to Rilakkuma - Features: Cute illustrations and stories - Language: Japanese Some books have slight sun damage, but they are still readable. Stored at home. Thank you for your understanding. Thank you for looking.