Akkara Shibuya is a motsunabe restaurant in Shibuya. The broth is spicy like tteokbokki, and you choose a spice level from 3 to 6, then can add tteok and kishimen. Orders and payment are made through a QR code at the table, and waits reach about 20 minutes when the restaurant is full in the evening. The broth is on the salty side.