머구리횟집 operates primarily in Korean; English language support is not confirmed.

• Korean is the primary language of service
• English language support status is not documented
• No multilingual signage information available
• No translation menus or guides are confirmed
• Advance contact in Korean or through a translator is recommended

Based on language_support.korean=true; all other language fields are null. No data on multilingual signage, translated menus, or accessibility guides (audio_guide, sign_language_guide, etc.). Honest gap: cannot confirm whether English or other language assistance exists.