Can yasutomo ink be used for tattooing?

Yasutomo ink is primarily designed for calligraphy and art purposes and is not formulated for skin use. Tattoo inks are specifically created to be safe and long-lasting on skin, while art inks may contain harmful substances. Using Yasutomo ink for tattooing could lead to skin irritation, allergic reactions, or infections. It's essential to use inks that are specifically approved for tattooing to ensure safety and quality.