Traditional systemsBest day for a purpose
Rank the days in your chosen range for your task and your age, weighing the day officer, Tam Nương, Nguyệt Kỵ and your nạp âm element.
Start Knowledge › Eastern › I ChingThủy Hỏa Ký Tế (No. 63) is the only hexagram with all six lines in correct position and paired. It teaches small success and a good start but chaotic end.
Updated 25 Sept 2026Traditional systems
Knowledge › Vietnam › Life-cycle ritesFuneral rites in northern Vietnam, from shrouding and encoffining to thành phục, the burial and the ngu rites that follow, as old ritual books record.
Updated 11 Oct 2026Culture and belief
Knowledge › Western › Philosophy of scienceThe oldest personal chart is a Babylonian tablet from around the 5th century BCE. This study follows astrology from Mesopotamian omens to Greece and Persia.
Updated 27 Sept 2026
Knowledge › Eastern › I ChingHexagram 45, Tsui (Gathering Together, 萃), covers the judgment, image, and six lines on how groups form and why shared ground and trust hold them.
Updated 26 Sept 2026Traditional systems
Knowledge › Eastern › I ChingHexagram 43, Trạch Thiên Quải, means resolve: five yang lines push out one yin line. Its judgments, image, and lessons on acting openly without force.
Updated 26 Sept 2026Traditional systems
Knowledge › Vietnam › Tet customsKhai bút, the Vietnamese custom of writing the first words of the new year: its legend of teacher Chu Văn An, when people do it, and what to write.
Updated 12 Oct 2026Culture and belief
Knowledge › Eastern › GlossaryPhong tục in English is custom, tập quán is usage, and truyền thống is tradition. See how the three differ, plus a vocabulary table of Vietnamese customs.
Updated 6 Oct 2026
Knowledge › Vietnam › Life-cycle ritesA step-by-step guide to shop and company opening ceremony offerings, from preparing the tray to the ritual sequence, with safety notes.
Updated 13 Sept 2026Culture and belief
Knowledge › Eastern › BaZiThai Nguyen is derived from the month pillar, Thai Tuc from the day pillar, and Menh Cung from the month and hour branches.
Updated 25 Sept 2026Traditional systems
Knowledge › Vietnam › Tet and seasonal ritesThe first outing and calligraphy of the new year are Vietnamese luck-bringing customs. See how times and directions are chosen by lunar calendar and deities.
Updated 15 Jul 2026Culture and belief
Knowledge › Eastern › Tam ThứcBat Mon in Ky Mon Don Giap covers the eight gates Huu, Sinh, Thuong, Do, Canh, Tu, Kinh and Khai, their trigram and element origins, and which favor a matter.
Updated 25 Sept 2026Traditional systems
Knowledge › Vietnam › Tet and seasonal ritesWhere the custom of a Lunar New Year opening day comes from, and what people weigh up when picking a date and preparing offerings.
Updated 17 Sept 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsThe Tep Temple festival for Trung Tuc Vuong Le Lai in Kien Tho commune, Thanh Hoa falls on the 21st of the 8th lunar month and the 8th of the 1st lunar month.
Updated 27 Sept 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsDiscover the meaning, rituals, and sacred moments of the Seal Opening Ceremony at Tran Temple in Nam Dinh, a beautiful cultural tradition of early spring.
Updated 5 Aug 2026Culture and belief
Knowledge › Vietnam › Folk taboosVietnamese folk taboos for opening a business include choosing auspicious dates, avoiding the ghost month and holding opening rituals.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsHow lân dance at Tet differs from a grand opening: timing, the hanging prize and formation-breaking, plus Ông Địa and the old troupes of Chợ Lớn.
Updated 12 Oct 2026Culture and belief
Knowledge › Eastern › Vietnamese astrologyWhat is Vietnamese astrology (tu vi), how a chart is cast, and core concepts such as the 12 palaces, major stars, Four Transformations, nap am and Bat Tu.
Updated 10 Sept 2026Traditional systems
Knowledge › Western › AstrologyAries, Cancer, Libra and Capricorn are the Cardinal signs. Their shared traits, strengths and weaknesses, and their role as initiators.
Updated 14 Jul 2026Traditional systems
Knowledge › Eastern › Philosophy of scienceFu Xi, King Wen, the Duke of Zhou and Confucius are all credited with the I Ching, but excavated manuscripts point to a late Western Zhou compilation.
Updated 27 Sept 2026
Knowledge › Vietnam › Life-cycle ritesThe grave-opening ceremony about three days after burial in southern Vietnam: the offerings, the folk meaning of chick, ladder and sugarcane, a Buddhist view.
Updated 12 Oct 2026Culture and belief
Knowledge › Eastern › Vietnamese astrologyAnnual fortune in Tu Vi is a short-term layer read by superimposing a time cycle onto the natal chart. See its calculation basis and where schools disagree.
Updated 13 Sept 2026Traditional systems
Knowledge › Vietnam › Date and hour selectionYear-end dates for the gathering, altar cleaning, debt repayment and New Year opening: lunar calendar principles and flexible use without superstition.
Updated 16 Sept 2026Traditional systems
Knowledge › Vietnam › Traditional festivalsCao Dai Founding Day marks the 1926 Hoang khai Dai dao Tam Ky Pho Do, held around the tenth lunar month full moon at Tay Ninh Holy See.
Updated 27 Sept 2026Culture and belief
Knowledge › Vietnam › Folk beliefWhen business failed, older Vietnamese worshipped the God of Wealth and Earth God, rechecked the opening date, and held rituals to resolve bad luck.
Updated 23 Sept 2026Culture and belief
Knowledge › Vietnam › Ethnic minority customsTay weddings move through proposal, engagement, Tet visit and the wedding, with the matrilocal custom of a bride staying with her mother until pregnancy.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Folk beliefFolk belief, harmful superstition and pseudoscience differ in nature. Definitions and examples show how to tell cultural faith from fraud.
Updated 13 Sept 2026Culture and belief
Knowledge › Western › PsychologyBirth month can shape school and career outcomes through the relative age effect, the age gap within a class, not through astrology or star signs.
Updated 27 Sept 2026
Knowledge › Vietnam › Festival customsVietnamese customs and traditions are habits and rituals passed down through generations. Here is their definition, origins, and key Tet practices.
Updated 28 Sept 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsThe 12th Tam Giac Mach Flower Festival opens on 6 November 2026 in Dong Van, Tuyen Quang, with blooms from October to December.
Updated 25 Sept 2026Culture and belief
Knowledge › Vietnam › Ethnic minority customsExplore the unique wedding customs of the Muong people in Thanh Hoa: from elopement and ancestor worship to bride-price negotiations and wedding day taboos.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Tet customsFirst-footing is an old Vietnamese Tet custom: the first person to enter a home after midnight is believed to carry the year's fortune.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Life-cycle ritesThe steps of bốc mộ cải táng as Phan Kế Bính records them: telling the ancestors, opening the grave, gathering the bones and reburial; current rules.
Updated 12 Oct 2026Culture and belief
Knowledge › Vietnam › Ethnic minority customsH'Mong wedding customs form a complex chain of rituals led by a matchmaker, from the proposal to multi-day ceremonies with ritual songs and symbolic gifts.
Updated 1 Jul 2026Culture and belief
Knowledge › Vietnam › Ethnic minority customsThe wedding customs of the Black Thai in Son La include free courtship, a trial groom service, and the Tằng cẩu hair-bunning rite.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Traditional festivalsThe 11th Da Lat Flower Festival 2026 runs December 19 to 31 under the theme "Da Lat, a Harmony of Flowers and Music", opening at Lam Vien Square.
Updated 25 Sept 2026Culture and belief
Knowledge › Vietnam › Folk beliefThe fire jumping ritual of the Red Dao people in Yen Bai is held during maturity or exorcism ceremonies, with dancing on embers and prayers for peace.
Updated 28 Aug 2026Culture and belief
Knowledge › Vietnam › Folk taboosExplore traditional Vietnamese Tet taboos: avoiding sweeping, giving fire, breaking things... and the spiritual meanings behind these customs.
Updated 19 Jun 2026Culture and belief
Knowledge › Vietnam › Ethnic minority customsBa Na weddings in Gia Lai feature alternating residence between both families and a wedding night spent awake keeping the flame alive.
Updated 13 Sept 2026Culture and belief
Knowledge › Vietnam › Tet and seasonal ritesThanh Minh is when descendants clean ancestral graves and offer rituals. This guide covers offerings, step-by-step procedures, prayers, and safety notes.
Updated 4 Jul 2026Culture and belief
Knowledge › Vietnam › Tet and seasonal ritesThe Si La people in Lai Châu celebrate Tet early, timing it to the harvest and peach blossoms, with black pig rituals and double chung cakes.
Updated 6 Jul 2026Culture and belief
Knowledge › Vietnam › Life-cycle ritesWhat is distinctive about funerals in Huế: the âm công bearers and their dress, the order of rites, and the city rule on how long a wake may last.
Updated 11 Oct 2026Culture and belief
Knowledge › Vietnam › RegionsNorthern and Central Vietnam stress ancestral offerings and the pest-killing ritual on Doan Ngo, while the South keeps things simpler.
Updated 10 Aug 2026Culture and belief
Knowledge › Vietnam › Tet and seasonal ritesThanh Minh in Vietnam is mainly an occasion to remember ancestors by visiting graves, unlike China where spring outings also occur.
Updated 23 Jul 2026Culture and belief