Akan calendar each Akan year tends to be the various yam festivals celebrated around August or September. The lunar cycle and 28-day month are not carefully observed, except by the coastal Akan who are interested in tides as they affect fishing. Still, the month is known as "bosome". It consists of 28 days rather than the 30 or 31 days of the Gregorian calendar. Three "bosome" make two Adaduanan. Since the arrival of Swiss missionaries from Basel in the early nineteenth century, Christian Akan scholars have tended to 'Akanize' the Roman calendar rather than observe, analyse and explain the Akan calendar based
Tachhala (month) that takes place in Panauti, a town to the east of Kathmandu. During Panauti Jātrā, chariot processions of the deities Bhairava and Bhadrakali are held in the most important celebration here. On the 8th day of the dark fortnight, the festival of Machā Tiyā Jātrā or Trishul Jātrā ("The Procession with the Trident") is held in Deopatan in Kathmandu. Tachhala (month) Tachhalā (Nepal Bhasa: तछला) is the eighth month in the Nepal Era calendar, the national lunar calendar of Nepal. The month coincides with Jyeshtha (ज्येष्ठ) in the Hindu lunar calendar and June in the Gregorian calendar. Tachhalā begins with