BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//time.you/holidays//NONSGML v1.0//EN
BEGIN:VEVENT
UID:96beaea1-f57f-49a1-be73-b7648c10c04f
DTSTAMP:20260420T162636Z
DTSTART;VALUE=DATE:20260720
SUMMARY:Marine Day (Japan)
END:VEVENT
END:VCALENDAR