남문토방 offers Korean-language service; English, Japanese, and Chinese language support is not documented.

• Service available in Korean only
• No confirmed English, Japanese, or Chinese language support
• No multilingual signage documented
• No translated menus documented
• Located in Namdaemun Market, a popular local area
• Open 10:00–22:00 daily

Based on language_support fields (korean=true; english, japanese, chinese_simplified, chinese_traditional, multilingual_signage, translation_menu_available all null). No audio guides, sign language guides, or other accessibility language services are documented. Answer reflects only confirmed data; lack of documentation does not guarantee absence of staff English ability, but cannot be claimed.

Nambun Tobang accepts card payments, but foreign card compatibility is not documented.

• Card payment is accepted at this restaurant
• Foreign card payment compatibility is undocumented
• Located in Namdaemun Market, a traditional shopping area
• Operates daily 10:00 AM to 10:00 PM
• Specializes in loach soup (추어탕) and duck dishes

commerce.card_payment confirms card acceptance; commerce.foreign_card_payment is null, so compatibility with foreign cards cannot be verified. No cash_only field or price_band details to corroborate payment flexibility. Recommend confirming foreign card acceptance directly with the restaurant.