The classic Fukuoka souvenir Niwaka Senbei has collaborated with Doraemon! It is shaped like Doraemon's face, but sometimes other characters may be mixed in. 
"[Fukuoka Limited] Niwaka Senbei | Doraemon Niwaka Senbei 12 pieces (3 pieces x 4 boxes)" is a limited edition product that is a collaboration between the Fukuoka specialty Niwaka Senbei and the nationally popular character Doraemon. This rice cracker, manufactured by Tounondo, is characterized by its humorous shape that imitates the half-face of Hakata's traditional performing art "Hakata Niwaka", and you can enjoy its light, crispy texture and simple, gentle sweetness. This product comes in a set of 4 small boxes (12 pieces in total) containing 3 rice crackers branded with Doraemon's face. The package has a Doraemon image designed on the front, and the back is a collaborative design that makes use of the Niwaka Senbei design. Additionally, a Doraemon-designed paper mask is included as a bonus, making it fun to look at, eat, and play with.

[Fukuoka Limited] Niwaka Senbei | Doraemon Niwaka Senbei 12 pieces (3 pieces x 4 boxes) Product Specifications