Renowned for his deep spiritual insights and commitment to spreading Buddhist teachings, Kukai's influence extends beyond the realms of religion into art, culture, and education.

He emphasised the importance of esoteric practices and rituals, which he blended with the principles of Mahayana Buddhism. His teachings revolved around the concepts of enlightenment, the transformation of the self, and the interconnectedness of all beings.

Today, Kukai is venerated as a pivotal figure in Japanese spirituality, celebrated not only for his philosophical contributions but also for his role in advancing literacy, language, and the arts in Japan. His legacy continues to inspire millions, reflecting the enduring power of spiritual wisdom and practice.