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13 Assassins - timeline
4th March: Akashi Clan House Elder Zusho Mamiya commits ritual harakiri as a public protest against the Shogun's decision to elevate his evil, sadistic half-brother, Lord Naritsugu Matsudaira, to a seat on the Shogun Council. (Japan)
7th March: Shogun Council Elder Sir Doi compels samurai Shinzaemon Shimada to assemble a team of assassins to kill Lord Naritsugu Matsudaira before he can reach Edo to take a seat on the Shogun Council. (Japan)