Seija Kijin is a rebellious amanojaku and the main antagonist in 'Touhou Kishinjou ~ Double Dealing Character', part of the Touhou Project series. Known for her contrarian attitude, she manipulates events to overthrow the established order in Gensokyo. Seija uses the Miracle Mallet to incite an uprising among the youkai, challenging both humans and other youkai. Her cunning and desire to invert the status quo make her a unique and memorable character in the series.