Gusimul is a small open-air historic spring site; no specific child amenities are documented in the available data.

• Type: outdoor attraction (historic spring site) on Jeju
• Hours: open at all times, no closing days
• Stroller access: not specified in available data
• Lactation room / highchair: not listed
• Parking availability: not specified
• Child-friendliness rating: not provided

Based on place_type, operating.open_hours_raw, operating.closed_days_raw, and short_summary_ko. Fields experience_attributes.child_friendly_level, accessibility.stroller_access, accessibility.lactation_room, accessibility.highchair_available, accessibility.infant_family_notes, and operating.parking_available are all null, so amenity claims cannot be made.

No foreign-language support is documented for this site; only Korean is confirmed.

• Korean-language information: confirmed
• English support: not documented
• Japanese / Chinese support: not documented
• Multilingual signage: not documented
• Audio guide / sign-language guide: not documented
• No localized name (EN/JA/ZH) on record

Based on language_support.korean (true) with all other language_support fields null, canonical_name_en/ja/zh_hans all null, and accessibility.audio_guide / sign_language_guide null. Absence of data does not strictly mean services don't exist, but nothing is confirmed.