Product Overview: Craft Boss x Oshi no Ko This is a set of A5-size notebooks featuring designs from "Oshi no Ko." It includes illustrations of four different characters, making it a must-have item for fans. Ruby x 3 Aqua x 3 Ai x 3 Kana x 3 - Design: Illustrations of 4 different characters - Size: A5, 16 sheets per notebook Thank you for viewing. Title: Oshi no Ko Character Name: Ai Character Name: Ruby Item/Type: Stationery