Illustrations posted on the Japanese Sonic Twitter account, the first twenty one of which were later used in the Life in Sonic's World Vol. 1 art book. All artwork is illustrated by Yui Karasuno. Starting from Halloween 2019, Big the Cat or Froggy (or a reference to one of them) can be found as an easter egg in almost every illustration. In 2025, Sonic PICT artwork was made the monthly calendar artwork. * indicates a Sonic PICT artwork used in SONIC THE HEDGEHOG - Life in Sonic's World.