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ローマカトリック聖務日課（2021年）試用版（ドゥアイ・リームズ）
The full Liturgy of the Hours for the Roman Catholic Church (Year 2021), using the Douay-Rheims version of the Bible.
Features:
1) Easy menu for accessing different days of the year.
2) Includes Matins (nighttime), Lauds (early morning), Prime (first hour of daylight), Terce (third hour), Sext (noon), None (ninth hour), Vespers (sunset evening), and Compline (end of the day).
3) Remembers where you left off.