Korean-language support is confirmed; English and other foreign-language assistance details are not documented.

• Korean-language support is confirmed available
• English-language assistance, multilingual signage, and translation menus are not documented
• No information available on audio guides, video guides, or sign-language interpretation
• Visitors may want to use translation apps or hire a Korean-speaking guide
• Contact the site directly for current language support options

Based on language_support.korean=true. All other language fields (english, japanese, chinese_simplified, chinese_traditional, multilingual_signage, translation_menu_available) are null, indicating no documented foreign-language support. Accessibility guides (audio_guide, sign_language_guide, video_guide, large_print_guide) are also not documented. Answer reflects only confirmed data without inference.