Fans of the Dragon Ball franchise know that Goku missed Goten's birth, but it turns out, he also missed the birth of Gohan. However, it was also revealed in Dragon Ball Super that this could very well be a peculiar family trait and not just negligence. Goku's a great warrior, but his knowledge of the world only goes so far.
The Cell Games Saga caused one of Goku's many deaths. He sacrificed himself during the tournament and he returned after seven years. This meant that he missed his son,
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