LichAZ is a Vietnamese online information portal focused on lunar calendars and traditional date selection. It helps visitors check today’s lunar and solar dates, convert between calendar systems, and browse monthly and yearly calendars. The site provides daily guidance on auspicious and inauspicious days and hours, including detailed time periods and traditional interpretations. Users can also consult information for choosing dates for weddings, groundbreaking ceremonies, business openings, and other important occasions, as well as guidance on age compatibility and directions for setting out.

Alongside its calendar tools, LichAZ features monthly event listings that connect dates with Vietnamese historical milestones, cultural observances, and festivals. Its calendar archive spans multiple years, while the site’s blog and news sections offer additional reading and updates. By bringing date conversion, calendar browsing, and traditional day-selection information together, LichAZ serves people looking for a convenient way to explore Vietnamese lunar-calendar practices and plan significant activities around them.