Tokashiki Island where the production site is the 31st designated national park in Japan, and the turbo marmoratus caught in this nearby sea are used as materials for the jewelry.
It is a large conch that lives in the southern warm sea area and has been used as a material for mother-of-pearl inlay work (Raden Zaiku) since ancient times.
I deeply promise, in order not to destroy the rich marine ecosystem, I do not capture any turban marmoratus for the purpose of making jewelry.
Use only seashells that have been eaten as food, and deal with creatures nurtured in nature with as much handwork as possible, making everything one-of-a-kind.