At this point nuka-bed is ‘live,’ meaning that it contains a culture of active single-celled organisms, mostly lactobacilli and yeast. Although nukazuke can be made from scratch, a bit of well seasoned nuka from an older batch is often used to ‘seed’ a fresh batch.
Nuka-bed at this stage is considered ‘live,’ containing active single-celled organisms such as lactobacilli and yeast. It’s common practice to use seasoned nuka from an older batch to start a fresh batch of nukazuke.