Pickle's Book is a digital picture book by Japanese illustrator Thoru Yamamoto. Players explore a magical book alongside Pickle, a mischievous young prince, by grabbing and moving him through 18 rooms connected to over 30 interactive worlds. Uncover plenty of secrets in a charming, wordless adventure designed for players of all ages.

Pickle lives in a "picture book" world. Pickle’s book has a lot of rooms. Something enjoyable will happen when you click Pickle or items and drag. Pickle’s small rooms lead to the music world, the dinosaur world, and surprisingly, the sea and the universe. With mischievous Pickle, explore the amazing world or play in an amusement park. If you find a cookie, a cushion or a camera, give them to Pickle. You can play with him by using them afterward. Also, you must pick up keys when you see them. You will find mysterious locked door. Something marvelous may happen when you have collected all crystal! There are four crystal, which has different colors.