Someone introduce some sad anime…The more tragic, the better

There were many tragic anime that could be referred to as the more classic ones: 1 Death Note-In an anime created by L, the protagonist L uses a notebook that can kill people to achieve his goal, putting many people in danger. Although the main storyline was a tragedy, many of the characters had touching stories and emotions. 2 Castle in the Sky-An anime directed by Hayao Miyazaki tells the love story between a young man and a bird who dreams of flying. Although the story was set in a fantasy world, there were many deep emotions and tragedies. 3."Steins;Gate"-An anime created by Chihiro Ayuri, which tells the story of a group of high school students who receive a call that allows them to travel through time and space, which unfolds into a story full of surprises and twists. Although the story was not sad, the plot and emotions were very touching. 4 Fullmetal Alchemist-An anime directed by Kazuma Kanyike that tells the story of the adventures of two brothers, Alphonse Erlich and Erlich Hubert, in order to obtain the qualifications to become alchemists. Although there were many tragedies and hardships, the emotions and friendships were also very touching. 5 Spirited Away-An anime directed by Hayao Miyazaki tells the story of a young girl, Qianxun, growing up in a mysterious world. Although the main storyline was not sad, there were many touching plots and emotions that made people feel very shocked and moved.