question: What country is Showbox Mediaplex, distributor of the film "Wonderful Radio", based out of?
answer: South Korea
context: Title: Showbox
  Passage: Showbox Mediaplex Co., Inc. () is one of the largest film distribution companies in South Korea, founded in 1996.  Showbox is the film investment, production and distribution branch of Mediaplex, Inc., entertainment arm of Orion Group.  Its main competitors for domestic box office are CJ Entertainment, Lotte Entertainment, and Next Entertainment World (NEW).  Despite having very short history in the industry, they managed to have top 6 of 10 blockbusters in Korean box office history, number 1 being 2012's "The Thieves" and continues to have a series of hits.
  Title: Wonderful Radio
  Passage: Wonderful Radio (, also known as Love On-Air) is a 2012 South Korean romantic comedy film, starring Lee Min-jung and Lee Jung-jin.  It is about a has-been pop star who is now a radio DJ struggling to boost listener ratings.  It was released in theaters on January 5, 2012 by distributor Showbox/Mediaplex, and ran for 120 minutes.
  Title: Red Ant Enterprises
  Passage: Red Ant Enterprises Pty Ltd was an Australian owned video game, anime, home video and PC software distributor.  Red Ant is the largest such company in the country, as well as the local distributor for over 30 publishers that are based overseas, including 505 Games and Oxygen Games and previously European subsidiaries of Japanese companies such as Capcom Europe and Rising Star Games before Red Ant went into receivership.  The company was deregistered by ASIC on 23 October 2011.
citations: Wonderful Radio Showbox