I cried when with Chouchou was given his backstory and then Mohji burned his treasured Pet Shop.
I got teary eyes when they showed Zoro's story and he suddenly lost Kuina.
I cried when they showed the reason why Usopp lies.
I got teary eyes when Arlong shot Bellemere in front of Nami and Nojiko. i then cried when Nami said she joined Arlong pirates to buy the village. And then when they stole her treasue and she put on a huge smile and said, it's ok, I'll get it back. I teared up again when she cried and begged for luffy to help and then the badass walk to Arlong, and then when Luffy screamed: We're Nakama!
I teared up when Luffy when luffy vowed to become the pirate king, it started to hit me the importance of such tittle.
I teared up when they showed laboon story, and when luffy made the drawing to protect him.
I much later cried, but like, snot and drool, when they showed Chopper's story. Throughout the whole story.
Then I teared up when Vivi started shouting everyone to stop fighting, even after Crocodile's been defeated and the bomb difused. I teared up again when she gave the speech, talking about the wonderful time she had with the Straw hats.
I teared up with proud when blackbeard encouraged Luffy to dream, after he ws beaten up by bellamy. I teared up again when he one-shotted bellamy later in the series, and when We Are started playing as they went up the Knock up stream.
I teared up again when they showed Calgara's promise to Norland, and then when Norland was executed. And then again when Luffy ranged the bell and Cricket could be free again.
I teared up when usopp and Luffy separated, because Merry was dying.
I only cried again when they showed Robin's back story, cried heavily. And cried even more when she cried I want to live and usopp burned the flag, declaring war to the world for a simple friend.
I teared up when Merry returned, with Usopp yelling to Luffy to not give up. and then cried so hard when Merry was buried.
I cried a bit with Brook's story, it was really sad.
I then teared up when everyone was separated by Kuma.
Later I only teared up when Ace died, and then with Whitebeard. But truly only when they showed Whitebeard only wanted a family.
then I cried with sabo's crying to dragon because the world was rotten, and then when he died.
And I teared up when One Piece was on a break for a month and returned with the reunion of the straw hats. And then when Luffy shouted he wanted to be pirate king.
I also teared up when they showed Fisher Tiger story, and when they showed Arlong was only trying to mimic Sabadody Park, because he couldn't get there. But I only cried with otohime, when she tried so hard to get signatures, crying at night because people were pulling out. And when everything burn and she died, I died too.