Hitotzuki’s art work are collaboration of Kami and Sasu.They met and began working together in 1999.Kami creates strong wavy lines, and Sasu paints colorful geometrical patterns. They also work individually as well. In 2000, they participated in Barnstomers project and started working on murals. Since the beginning of their collaboration they have named their work as “Hitotzuki”. They have been working both internationally and in Japan. Together they live in Tokyo and have a one year old son. They continue to travel around creating huge size murals.