•Kukaihad trained for a job as a government bureaucrat, but he became disillusioned with Confucian studies.
•However, he also became more strongly interested in Buddhism, and soon after (804) took part in a Japanese government-sponsored journey to China to learn about a sutra for the Wisdom Buddha known as Vairocana.
•While in China (805), Kukaiwas initiated into a Chinese lineage of Esoteric Buddhism.