Chukaev emigrated to Lithuania after World War II.
Chukaev was awarded the Master of Sports of the USSR in Chess (1961).
He won the Lithuanian Chess Championship in 1971[1] and also shared 1st—2nd place three times: in 1953[2] and 1955[3] (with Ratmir Kholmov), and 1973[4] (with Algimantas Butnorius).
Chukaev was a multiple participant in the USSR Team Chess Championships (1955, 1958) and the Spartakiad of the Peoples of the USSR Team Chess Tournaments (1959, 1963, 1975).
This biographical article relating to a Lithuanian chess figure is a stub.