Nhị thập bát tú trực nhật pairs the 28 mansions with days across seven Giáp Tý cycles of 420 days. Hiệp kỷ biện phương thư records it and criticises it.
Tuần thất is seven weekly offerings over 49 days; the 49th day is chung thất; the 100th day is tốt khốc, the end of weeping. Origins and how each is done.
Explore the main rites of a traditional Vietnamese funeral, from encoffining and mourning attire to burial and the 49-day rites, and their cultural meaning.
Tay weddings move through proposal, engagement, Tet visit and the wedding, with the matrilocal custom of a bride staying with her mother until pregnancy.
World Environment Day on June 5 was designated by the UN General Assembly in 1972 and is led by UNEP. Learn about its history, purpose and significance.
Updated 29 Aug 2026Culture and belief
Knowledge › Vietnam › Vietnamese commemorative days
The longevity celebration honours grandparents and parents at ages 60, 70, 80, 90 or 100, showing filial piety and respect for old age in Vietnamese culture.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Vietnamese commemorative days
International Children's Day on June 1 began in 1949 to honor children killed by Nazi Germany in Lidice and Oradour, and Vietnam has marked it since 1950.
Tản Viên Sơn Thánh, or Sơn Tinh, leads the Four Immortals and symbolizes the conquest of nature and floods, with over 100 relics around Ba Vì mountain.
Updated 31 Jul 2026Culture and belief
Knowledge › Vietnam › Vietnamese commemorative days
Vietnam Revolutionary Press Day on June 21 marks the first issue of Thanh Nien newspaper founded by Nguyễn Ái Quốc in 1925. Learn its history and meaning.
Alan Leo (1910) gave the Sun sign to the individual and the Moon sign to the personality, reading 144 pairs together. We read his text and note its limits.
The Tho people speak a Việt Mường language and live mainly in western Nghệ An and Thanh Hoá, with their own worship of spirits, ancestors and midwife deities.
Hát Xoan Phú Thọ is ritual singing at the communal house gate to worship the Hung Kings, performed in three stages by four original Xoan guilds in Việt Trì.
Discover Vietnam's century-old incense villages, where the spiritual culture is preserved through each handmade stick, from Quảng Phú Cầu to Thủy Xuân.
The Chơ Ro live in Đồng Nai's low mountains, speak a Mon-Khmer language, and hold a yearly rice spirit rite plus a forest spirit rite every three years.
The full-month ceremony falls one lunar month after birth; by custom boys hold it one day earlier, girls two. How to count it, an example, and offerings.
In Việt Nam phong tục, tế ngu counts from burial: sơ ngu on the burial day, tam ngu on the third. The 49th, 100th day and first anniversary count from death.
Hoàn giáp is when the birth stem-branch year returns after 60 years. Born Đinh Mùi 1967: 60 by reckoned age in 2026, hoàn giáp and 60 by Western age in 2027.