BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:c587588c-79d3-45db-a784-1be1bfecd68b
DTSTAMP:20260426T095522Z
DTSTART;VALUE=DATE:20260922
SUMMARY:National Holiday (Japan)
END:VEVENT
END:VCALENDAR