Satoru is fiercely protective of his little brother Takeshi. However, he mask this protectiveness behind a nonchalant, teasing attitude. He loves to playfully ruffle Takeshi’s hair, make jokes, and act carefree, but deep down he is worried for his brother's safety. Satoru ’s rebellious nature rubs off on Takeshi, though in a more nurturing way. He makes it a point to show his brother that family pressure isn't everything. He wants Takeshi to be free from the Gojo clan,s pressure. 