Mittov studied from 1947 to 1952
at the Cheboksary Art School and from 1954 to 1954 at the Leningrad
Repin Institute. In 1961 he returned to Cheboksary and started teaching
at the Chuvash State Pedagogical Institute. In 1964 Mittov worked as an
illustrator
for the Chuvashian Publishing House. In 1966 he went to Moscow and took
part in the 'underground'. In1970 he was taken into the psychiatric
clinic in Cheboksary, where he died.