Mantrayana
Mantrayana, meaning the vehicle of mantras, is a term used in some Buddhist traditions to describe a path whose central method is the training and ritual use of sacred syllables, sounds, and accompanying practices. In scholarly and regional usage, it is often treated as a facet or synonym of Vajrayana or Esoteric Buddhism, though some writers distinguish Mantrayana as the emphasis on mantra practice within the broader tantric tradition. Mantrayana is associated with the tantric or Vajrayana lineages that arose in India during the early medieval period and spread to Tibet, Nepal, Bhutan, and East Asia, including Japanese Shingon. Core elements include the recitation and empowerment of mantras, the use of seed syllables (bija), mandalas, deity visualization, mudras, and disciplined guru-disciple transmission through initiations (abhisheka) and tantric yoga.
Practitioners typically work within a formal lineage, guided by a guru who authorizes particular practices and