Enjoy a hassle-free and easy meal of Tofu & Konjac Rice Balls with Hijiki 1. This rice ball is perfect for a satisfying meal with low calories and lasting fullness, made with tofu konjac rice and brown rice. 2. Seaweed adds extra nutrition and flavor, while soft tofu makes it light and delicious. 3. Ready in just 2 minutes in the microwave! Twice-baked for a crispy outside and moist inside. Comes in a generous pack of 5.