After six years of studying karate Tatsuo Suzuki obtained his 3ºDan, and in 1951 he was awarded 5th Dan, the top grade in Wado Ryu at that time. Complementing the karate he is 2ºDan in Tenshin Horyu Bojutsu and 1º Dan in judo. In 1975 he received the 8th dan, the highest grade of the Japan Karate Federation, the Wadōkai.
In that year, he also received the highest the title "Hanshi".
In Wado-ryu; the only other person with that title was Hironori Ōtsuka. In 1963, Hironori Ōtsuka dispatched Suzuki, along with Toru Arakawa and Hajime Takashima, to spread around the world.
From 1956-1964, Suzuki formed the first Wado-Ryu Federation in England and from his base in London expanded throughout Europe. He brought students from Japan, taught them how to be instructors, and sent to various countries in Europe.
In a few years, the Wado-Ryu became a very popular karate style in Europe.
In 1991, Suzuki decided to form his own federation to safeguard the essence of Wado Ryu as he was taught by his teacher Ohtsuka. He thus formed the Wado International Karatedo Federation ( WIKF ). Tatsuo Suzuki died on July 12, 2011.