In this Japanese name, the family name is Okakura.
Okakura Kakuzō (岡倉 覚三, February 14, 1862 – September 2, 1913; also known as 岡倉 天心 Okakura Tenshin) was a Japanese scholar who contributed to the development of arts in Japan. Outside of Japan, he is chiefly remembered today as the author of The Book of Tea.