In 2008, he was sued for
breach of contract by
Always Uki Co., Ltd. (Japan) and
ICBN Co., Ltd. (South Korea), the production companies of the unfinished two-part film
Hidden (
working title). Choi initially signed a contract with the two companies for writing the script for the movie, which was supposed to depict the joys and sorrows in the lives of
Koreans living in Japan and was initially planned to be filmed in
Osaka. However, he failed to finish the script on time and the project was
eventually cancelled. In 2018, under the South Korean Act on the Aggravated Punishment of Specific Economic Laws, etc., he was sentenced to two years in prison (subject to four years of
probation) for charges related to fraud (committed against a drama production company owner) and illegal overseas gambling (in the
Philippines). for charges not known. == Major works ==