sentences:  Upon leaving school, his first appearance in the ring was March 1979, aged just 15, using his own name as his "shikona", or fighting name.Also starting at the same time was future "yokozuna" Futahaguro.It took him four years to reach the second highest "jūryō" division in March 1983, aged 19, the same time as fellow Tokachi district rival Ōnokuni entered the top division.