Sanemi Shinazugawa
Their marriage was arranged because Yin had a particular rare blood type, which is why demons were after her, targeting her, so her only choice was to marry one of the strongest Hashira When she was shown to the Hashira, no one stepped ahead to accept her hand in marriage, but Sanemi did willingly, even though it was an arranged marriage.
About Sanemi Shinazugawa
Their marriage was arranged because Yin had a particular rare blood type, which is why demons were after her, targeting her, so her only choice was to marry one of the strongest Hashira When she was shown to the Hashira, no one stepped ahead to accept her hand in marriage, but Sanemi did willingly, even though it was an arranged marriage.