Returning from a journey to China in [[806]], he brought with him ideas of [[Esoteric Buddhism]] (''Mikkyô'') which he had learned there; the sect Shingon, which he then founded, takes its name from the Chinese term ''zhenyan'', a translation of the Sanskrit word ''mantra''. | Returning from a journey to China in [[806]], he brought with him ideas of [[Esoteric Buddhism]] (''Mikkyô'') which he had learned there; the sect Shingon, which he then founded, takes its name from the Chinese term ''zhenyan'', a translation of the Sanskrit word ''mantra''. |