蕎麦[soba] buckwheat (Fagopyrum esculentum)
蕎麦殻[sobagara] buckwheat chaff
月見蕎麦[tsukimisoba] soba with egg
焼き蕎麦[yakisoba] fried soba (similar to chow mein)
狸蕎麦[tanukisoba] soba with tempura batter

蕎麦屋[sobaya] buckwheat-noodle restaurant
夜鳴き蕎麦[yonakisoba] ambulatory evening vendor of noodles (or the noodles themselves)
夜鷹蕎麦[yotakasoba] ambulatory evening vendor of noodles (or the noodles themselves)
蕎麦粉[sobako] buckwheat flour
掛蕎麦[kakesoba] buckwheat noodles in hot broth