Seimei Abe is a legendary onmyoji and the central character in the series Onmyoji. Renowned for his mastery of mystical arts and his deep wisdom, Seimei serves as an advisor to the imperial court and protector against supernatural threats. Calm, intelligent, and enigmatic, he often finds himself mediating between the human world and spirits. His role is crucial as he unravels mysteries, combats malicious spirits, and maintains the delicate balance between the realms.