In the original future (before Doraemon arrives), adult Nobita is a失败 businessman, goes bankrupt, and his descendants (Sewashi) live in poverty. In that timeline, Nobita marries (Gian’s younger sister), not Shizuka.
, her childhood protector, had always been her anchor. He was the one who sharpened her blades and quieted her mind. To the outside world, he was a loyal subordinate, but in the quiet hours of the training hall, the tension was palpable. In the original future (before Doraemon arrives), adult
"He’s not perfect. He fails at everything. But when I fail, he is the first one to say 'It’s okay.' When I cry, he cries harder. A husband doesn’t need to be strong. He just needs to be kind. And Nobita is the kindest person I know." He was the one who sharpened her blades and quieted her mind