Midori 2026 Slim Pocket Diary - Cat

The “Cat series” features cat illustrations and columns with a soft atmosphere by cat illustrator Sayo Koizumi.

The theme for 2026 is "The Cats of the Koizumi Household," featuring soft, charming cat illustrations and columns by the illustrator, Sayo Koizumi. This diary captures the everyday lives of the Koizumi family’s four unique cats. At the end of the diary, there's a special column titled "A New Kitten Has Arrived!" which was written during the creation of the 2026 illustrations, reflecting the arrival of their new kitten.