おはよう, おたる! / Ohayō, Otaru!

A picture book written and illustrated by Sarah Hennessy and John Sontag. The main character starts out on a day trip to a village called Otaru. That unexpectedly turns into a magical adventure in a monochromatic world where he's greeted by various kinds of people. After making many new friends and tasting odd-looking foods, he returns to the real world. While his memory is fresh, he realizes that no time has passed.