When Lupin reunites with Riko, his daughter. He's a bit unsure of himself with how to interact with her, but he does show that he cares about her by regretting not seeing her childhood since he died before she was born.
The entirety of Lupin reuniting with his old gang, even when Goemon and Fujiko refuse to join him in a final heist, the only exception being Jigen who he's getting one last favor from.
Kariya being happy and content with his life after Assassin/Lupin saves Sakura and he helps the thief kill Archer, thus giving Tokiomi one final FU for taking his wife and children for granted. He even calmly accepts his death at the hands of the Owls.
Jigen and Natalia's interactions with each other in Jigen's flashbacks, and despite Natalai betraying Jigen they still do care for each other deep down.