What is "iodo"

Iodo may refer to;

• Socotra Rock, in the East China Sea
• Iodo (film), 1977 South Korean film directed by Kim Ki-young
• Iodine, chemical element

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Iodo ( 이어도) is a 1977 South Korean mystery film directed by Kim Ki-young, and based on the 1974 novel of the same title by Lee Cheong-jun. It was shown at the 28th Berlin International Film Festival.