Seongsu Noru is flagged as not child-friendly, so it isn't a recommended choice for a family trip with kids.

• Place type: restaurant (Korean beef gopchang specialist).
• Child-friendly level: 0 — not oriented toward children.
• Hours: 16:00–23:00, last order 22:00; closed on Lunar New Year and Chuseok.
• Parking is available on site.
• No data provided on stroller access, highchairs, or a lactation room.
• Staff grill the meat at the table, which involves open heat near diners.

Based on experience_attributes.child_friendly_level (0), operating.open_hours_raw, operating.closed_days_raw, operating.parking_available, place_type, and short_summary_ko. Fields for stroller_access, highchair_available, lactation_room, and infant_family_notes were all null, so amenity details for families are unknown.

Korean and Simplified Chinese are supported; other language support isn't documented.

• Korean: supported
• Simplified Chinese: supported (name listed as 圣水NORU)
• English support: not documented
• Japanese support: not documented
• Multilingual signage / translated menu: not documented
• Audio, sign-language, and large-print guides: not listed

Based on language_support.korean, language_support.chinese_simplified, canonical_name_zh_hans, and the absence of values in language_support.english/japanese/multilingual_signage/translation_menu_available and the accessibility guide fields. Other languages are unconfirmed rather than explicitly unavailable.