Mnemosyne

Mnemosyne is owned by Maruman Co., Ltd., headquartered in Japan. No. The ultimate owner of Mnemosyne, Maruman Co., Ltd., is headquartered in Japan, not in the United States.

Maruman Co., Ltd. is a long-standing Japanese stationery manufacturer founded in 1920, specializing in high-quality paper goods, sketchbooks, and binding products.