The "Pizza Hut Birthday Festival" will be held from June 14th to June 30th at pizza hut chain stores nationwide to commemorate the 55th anniversary of its founding.

During the period, as a "Pizza Hut Birthday Festival Set", you can purchase a set of "Anniversary 4" and "Natural 4" at a 39 (thank you)% discount from the regular price. The discounted price is 2,732 yen for the M size and 4,074 yen for the L size.
Anniversary 4 (left), Natural 4 (right)
Anniversary 4 (left), Natural 4 (right)

"Anniversary 4" is a Japanese-only product commemorating the 55th anniversary, where you can enjoy 4 types of "rich formage," "wild garlic," "pizza hut classic," and "genovese" in one piece. On the other hand, "Natural 4" allows you to enjoy four types of toppings: "sausage & mushrooms", "bacon & asparagus", "tomato & basil", and "peparoni & corn". In both cases, the dough is limited to "fluffy bread pizza".