Hiroshi Tada was born in 1929. He began studying Aikido at the l'Aïkikaï of Tokyo in 1948, and was named instructor in 1954. He was captain of the Waseda's University Karaté team as well.

In 1957 he received his 6th dan and moved on 1964 to Italiy to teach Aikido.

In 1969, he returned to Japan , received his 8th dan and taught at the Tokyo Aikikai.   Nowadays he is member or the FIA (International Federation of Aikido) and continues to give seminars all over Europe and to teach at the Hombu Dojo.