The only foreigner at Sakamoto Store (Chinese). She is the daughter of the former boss of the Lu family. Currently, she is a member of Sakamoto Store. She primarily uses Chinese martial arts. She has a low tolerance for alcohol, but when drunk, she utilizes Drunken Fist. She has long, magenta hair tied in a braid.

Following the words of his wife, Aoi, he never kills under any circumstances (he aims for vital points to knock enemies unconscious whenever possible). Once known as a JCC troublemaker, he is now a family man who values his family—his wife Aoi and daughter Hana—more than his own life. He is the manager of Sakamoto Store. He can turn any object in his surroundings into a weapon.

An esper with the ability to read minds. However, his telepathy fails if the target has an overwhelming amount of knowledge or complex thoughts (like Lu Wutang or Nagumo Yoichi) that he cannot handle, or if the person is completely unpredictable. He specializes in close-quarters combat.

The only person capable of wrapping Sakamoto Taro around her finger. She is a woman of immense character who truly loved and understood Sakamoto even when he was a killer. She is Sakamoto Hana's mother and Sakamoto Taro's wife.

The only daughter of Sakamoto Taro and Sakamoto Aoi, a young child of kindergarten age. She generally acts spoiled toward everyone, and her most prominent trait is that she is very cute, just like her mother.