Hatsuzu

Hatsuzu is the het ship between Hatsuharu Sohma and Isuzu Sohma from the Fruits Basket fandom.

Canon
Hatsuharu and Rin are both members of the Sohma Family, in with 14 members, including them, are possessed by the animals of the Chinese Zodiac. Hatsuharu and Isuzu are possessed by the ox and the horse respectively.

Hatsuharu and Rin have known each other since childhood and often played together. One day, Hatsuharu found Isuzu collapsed in the streets because of her traumas and parent's abuse and brought her to the hospital. When Isuzu was in the hospital and her mother appeared to tell her that she did not want to see her again, Htsuharu tried to defend Isuzu and demanded her mother to apologise to her to jo avail. Isuzu thanked Hatsuharu for helping her and since then they became very close and Hatsuharu often visited her in order to help her with her emotional problems. They slowly ended up falling in love and they started dating when they were in the middle school. They eventually consummated their relationship when he was 15 and she was 17.

Two years into their relationship, Akito Sohma discovered that they were in a relationship and asked Isuzu which one seduced the other, so Isuzu blame herself in order to defend Hatsuharu. After that, Akito convinced Isuzu to break up with Hatsuharu taking advantage of her low self-esteem, making her think that she would hurt Hatsuharu and he was better without her, and pushed her out the window. Isuzu broke up with Hatsuharu and and since then she desperately tried to broke the Sohma Course in order to free Hatsuharu found the happiness that she lost. Hatsuharu and Isuzu grew further and further apart, and when Isuzu was hospitalized again due to her injuries, Hatsuharu tried to visit her but she drove him away.

The breakup of their relationship also hurted Hatsuharu, to the point that he wrecked his classroom because of his frustration. After getting discharged from the hospital, Yuki Sohma one day found Isuzu and quetioned her why she broke up with Hatsuharu, then Hatsuharu appeared, kissed her and told her that he couldn't live without her, causing her to get angry and slap him. Hatsuharu starts to question if he really understood Isuzu's feelings.

Isuzu continued searching g for a way to free Hatsuharu from the curse and was tricked by Ren (Akito’s mother) to try to steal an important box from Akito’s room, as Ren led Isuzu to believe she would help Isuzu break the curse if she stole the box. This led to Akito catching her and locking her in the Cat’s Room for days. When Hatsuharu found out from Hiro Sohma why Isuzu broke up with him and how Akito attacked her, he violently confronted Akito and almost punched Akito in a moment of rage before leaving. He even threated to kill himself, until Kureno Sohma told him to go look for Isuzu. Hatsuharu decided to help Isuzu. Hatsuharu finally found Isuzu unconscious on a sidewalk and for a moment she though that she was dreaming, then he carries her on his shoulder. Hatsuharu and Isuzu get back together as they hug in the middle of the street. When the curse finally breaks, Hatsuharu and Isuzu cry and embrace as they feel their curses break at the same time.

Over the next several years, they get married and have twins, a son named Riku and a daughter named Sora.

Riku Sohma
Riku is one of Hatsuharu and Isuzu's twin childrens and Sora's younger twin. He looks very similar to his father and has a similar personalaty to his mother, who is very serious and quiet. People find him scary because of his facial expressions and he has troubles to express his feelings, but he actually gentle and has good intentions.

Sora Sohma
Sora is one of Hatsuharu and Isuzu's twin childrens and Riku's older twin. She kinda looks like her mother, but her personality is more like her father in aspects like saying weird things and teasing others. Although unlike Hatsuharu, she is actually very energic.

Fanon
Hatsuzu is one of the main ships in th Fruits Basket fandom and it is widely loved because of their story and development. In AO3 the ship has +210 fanfics and it is the 3rd most written ship in the fandom, as well as the most writted ship for both characters, although it is often rivalized against ships like Hatuki or Tohrin

Fandom
FAN FICTION

Trivia

 * Their respective nicknames, "Haru" and "Rin", were gave be each other.
 * They are the only members of the Sohma Family whose clothes get destroyed when they transform