&nbsp Rei Tezuka (手塚 伶, Tezuka Rei?), at 28 years old, is the eldest son of the family. Before his mother, Yukie, received "A Piece of the Heart" Rei was responsible for the wellbeing of his younger siblings. In the present timeline, Rei is still as mature and thoughtful as he was back then. He helps Taisuke recall his lost memories by bringing Yuuta, Nami, and Yoko to where Taisuke was staying. Although he is not a power user, Rei actively helps in the retrieval of Akuro's Heart. He and his younger brother Jun are the only two members that help Taisuke on his assault on the U.S. Naval Base. Rei is characteristically seen with a lit cigarette.

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