薯 - potato

water yam (Dioscorea alata); winged yam; purple yam

grated yam soup

sweet potato

Japanese yam (Dioscorea japonica)

fish cake

grated yam

water yam (Dioscorea alata); winged yam; purple yam

water yam (Dioscorea alata); winged yam; purple yam

potato starch

potato (Solanum tuberosum)