A Hanko is a traditional Japanese stamp used to sign documents and authenticate agreements. Made from materials like wood, stone, or plastic, it often features the owner's name in kanji characters. Hanko are commonly used in both personal and business transactions in Japan, serving as a legal signature. In Japan, the use of a Hanko is deeply rooted in culture and history. While digital signatures are becoming more popular, many people still prefer using their Hanko for official purposes. Each Hanko is unique, reflecting the individual's identity and personal style, making it an important aspect of Japanese life.