Tortoiseshell crafts, made skillfully from turtle shells, claws, and plastrons, have a history of over 300 years. In Nagasaki, these crafts have been thriving since ancient times due to the abundance of raw materials, and in 2017, 'Nagasaki Tortoiseshell' was designated as a traditional craft of the country. One of the companies preserving this history and technology is '
bekkoanryu'.