Reservations are now being accepted for the flooded "Yuri Yamamoto iwaki's delicious recipe in heat-resistant cooking containers" (shipped in early March). Which of the three colors is the most popular...!?

Reservations are now being accepted for the flooded "Yuri Yamamoto iwaki's delicious recipe in heat-resistant cooking containers" (shipped in early March). Which of the three colors is the most popular...!?

The linked article is in Japanese.