Setsubun means division of seasons. On this day,in a custom called “mame-maki”, People scatter beans to drive away evil and bring in good luck👹
Traditionally, Setsubun is also the day to eat “Eho-maki”. (Eho-maki are thick sushi rolls )
🖌️From DAZN
Yuki's father gave Yuki Shigaraki ware as a present.
I checked Shigaraki ware, a traditional Japanese ceramic art.
As for the reason of raccoon dog, raccoon dog has the meaning of 他(TA=other)抜き(NUKI=overtaking )= 'overtaking'. Tanuki is a raccoon dog in JP.