BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.now/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:36c51fa5-bfb2-4326-b498-8d298148424a
DTSTAMP:20260420T201220Z
DTSTART;VALUE=DATE:20260922
SUMMARY:National Holiday (Japon)
END:VEVENT
END:VCALENDAR