On February5, 1935, Kosho Kuniba was born in Yamanashi prefecture near Mt. Fuji in the city of Fuji Yoshida-shi. …..Kosho Kuniba began his Karate training at the age of five in his father’s dojo.
At the age of eight he was sent to study with Sensei Ryusei Tomoyori of Kenyu Ryu. Kosei Kokuba wanted his son to be a Samurai as were his ancestors and, as such, to have knowledge of all martial arts. Therefore, also at the age of eight, Kosho Kuniba also began to study Judo in an Osaka Dojo. He continued his training in Judo for ten years and earned a Sandan rank. In 1947, at the age of twelve, he began training with Kenwa Mabuni in Shito-ryu and was soon promoted by to Shodan in Karate.
From: ” A Primer of Kuniba-ha Karate-do: The Style of Shogo Kuniba,” Shihan James Herndon, 1984, 2009