Yasusada Yamatonokami is a fictional character from the anime and game series 'Touken Ranbu'. In this series, he is depicted as an anthropomorphized sword, specifically a wakizashi, which is a traditional Japanese short sword. Known for his calm demeanor and gentle personality, Yasusada holds a deep loyalty to his master and fellow swords. He often reflects on his past, having served famous historical figures. In the series, Yasusada plays a significant role in combat missions to protect history from being altered by malevolent forces. His character embodies the themes of loyalty and the importance of preserving history.