Meaning
草石蚕 (ちょろぎ, Chorogi) is Japanese artichoke — a Japanese food (plants, vegetables).
What is Japanese artichoke?
Chorogi ( Stachys affinis ) is known as Japanese artichoke. Its rhizome is a root vegetable that can be eaten raw, pickled, dried, or cooked. The tubers have a crunchy texture and a sweet, nutty flavour.