generating a smoking material from a smoke generating device, into which no air is introduced from a cast portion for feeding the smoke material and smoke discharge path,

removing at least one unnecessary substance selected from the group consisting of soot and tar from the smoking material under a condition where air is interrupted or air is not introduced,

bringing, at a normal pressure or a pressurized condition, the smoking material into contact or into mixing contact by a mixer with at least one of water, a solution or a solution comprising at least one additive selected from the group consisting of an antioxidant, a pH adjuster and a condiment to dissolve a smoke dry component to form a smoking liquid, and

applying the smoking liquid to a fish to produce a smoke dried product,

wherein the smoking liquid is dispersed into fish meat through a blood vessel as a perfusate to thereby apply the smoking liquid to the fish meat.