From Hachinohe, Aomori PrefectureAfter graduating from Hachinohe Junior High School (currently Hachinohe High School) in 1927, he moved to Tokyo to become a calligrapher and studied under Yanagita Tairoku, a calligrapher. He received an award at the Japan Calligraphy Exhibition at the age of 18. At the age of 23, he won the highest award at the Toho Calligraphy Association National Exhibition. After that, at the age of 29, he became a director judge of the Toho Calligraphy Association. During the bombing of Tokyo, he returned to Hachinohe, and took the name Tainan. After the war, he participated in the Independent Calligrapher Association (currently the Independent Calligrapher Group) and played a central role. In 1948, he formed the Rinsenkai and focused on teaching younger generations. After 1950, he exhibited overseas as a representative calligrapher of Japan and received high praise. Furthermore, the work "Hiten" released in 1959 was stored in the Tokyo National Museum as a treasure to be preserved for posterity. In 1989 50 works were donated to Hachinohe City Museum of Art. Sasaki particularly liked Tang Chinese poetry, especially that of Hanshan, but in the post-war era brushed a number of themes.