Contact Us
Urgent lost item in Japan?
For general inquiries
This page is for general questions, partnerships, media/press, billing, and privacy/legal inquiries.
Email
support@lost-sos.com
Support hours
10:00–18:00 JST (Weekdays only; excluding Japanese national holidays)
Response time
Typically within 1 business day
Languages
English / Japanese (we may use machine translation for other languages)
e.g., hotel/company name, country/region, brief description of your inquiry
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Please do not send passport images, ID copies, or other sensitive documents via this contact form. If we need verification documents for a rescue case, we will request them after you start via the Panic Form.