Only one Korean movie of Chung Chang-wha (real name) was released in DVD. It's a historical drama named "Jang Hee-bin".
I have the chance to know this director personally. If you have anything you want to ask or say to him. Please let me know, and I'll make it follow.
Here is the (almost) complete filmography of Chung Chang-wha
THE LAST TEMPTATION (1953)
THE STREET OF TEMPTATION (1954)
THE SECOND CHANCE (1955)
THE STORY OF JANGHWA AND HONGRYUN (1956)
THE PALACE OF AMBITION (1957)
LONGING FOR HOME (1958)
THE ISLAND OF TRAGIC LOVE (1958)
BEFORE LOVE IS GONE (1959)
FLYBOY, THE BOGUS ROCKETEER (1959)
SORROW FLOWS LIKE A RIVER (1960)
SUNNY FIELDS (1960)
A BONANZA (1961)
JANG HEE BIN (1961)
HORIZON (1961)
THE STORY OF JANGHWA AND HONGRYUN (1962)
SEVEN PRINCESSES (1962)
THE RULER OF THE EARTH (1963)
THE GREAT PLAIN (1963)
YOUNGSTER'S RIDGE (1963)
NIGHT FOG (1964)
LOVER'S QUARREL (1964)
A SEARCH PARTY (1964)
SUNSET ON THE SARBIN RIVER (1965)
A COMMAND TO KILL (1965)
A MARRIED WOMAN (1965)
MISS YOU TO DEATH (1965)
DEATH SQUAD ON THE PLAIN (1966)
TWILIGHT OF MY YOUTH (1966)
SPECIAL AGENT X7 (1966)
A FLOWER THAT BLOOMS AT NIGHT (1966)
DANGEROUS YOUTH (1966)
DOLMUJI (1967)
TRAGIC LOVE (1967)
EXTREME DANGER (1967)
DEEP IN MY HEART (1967)
SWORDSMAN IN THE TWILIGHT (1967)
A WONDERING SWORDSMAN AND 108 BARS OF GOLD (1968)
THE SECRET OF AFFECTION (1968)
PASSION (1968)
EMPTY HEART (1968)
TEMPTRESS OF A THOUSAND FACES (1969)
HEADS FOR SALE (1970)
VALLEY OF THE FANGS (1970)
SIX ASSASSINS (1971)
THE SWIFT KNIGHT (1971)
FIVE FINGERS OF DEATH : THE KING BOXER (1972)
FIVE FINGERS OF DEATH : AN IRON MAN (1972)
THE DEVIL'S TREASURE (1973)
THE SKYHAWK (1974)
THE ASSOCIATION (1975)
THE DOUBLE CROSSERS (1976)
BROKEN OATH (1977)