Nobuhiro Watsuki

A warrior arose 140 years ago in Kyoto, with the coming of the American "Black Ships," who helped introduce the progressive age known as Meiji & then vanished. This tale begins in the 11th year of Meiji, in Tokyo.

"During the violent upheaval of the Bakumatsu era, Hitokiri Battosai was a feared and ruthless assassin. But now that the Meiji Restoration has begun to heal the wounds of civil war, Battosai has taken up a new name...and a new calling! He is now Himura Kenshin, a rurouni wanderer who has vowed to only draw his sword to protect those in need. But not everyone is pleased with Kenshin's new direction and enemies from his dark past have vowed to bring...

After Kazuki is killed while trying to save a young girl from a horrific fiend called the homunculus, he is resurrected by the young girl and finds he now has an alchemical heart he can use to create a weapon and vows to rid the world of homunculi.