Aoi Kiryuin is a new female trainer from a famous family of trainers. She starts her journey at Tracen Academy at the same time as the player. Aoi is very serious and tries her best, but sometimes struggles with understanding the feelings of Umamusume. Her first trainee is Happy Meek, and Aoi’s dedication sometimes leads to misunderstandings. Even though she looks delicate, Aoi has amazing physical skills, which often surprises others. She builds a friendly rivalry with the player while always supporting Happy Meek and wanting her to succeed. Aoi’s story is filled with both hard work and fun, and she often ends up in funny situations due to her hardworking and slightly naïve side.
Aoi Kiryuin is a few centimeters shorter than Happy Meek and has a slim figure.
She wears a white dress shirt with ruffled collar and long cuffs, a formal black sleeveless vest with a single button, black three-quarter jogger pants, and side gore boots.
Her hairstyle looks like a bob cut with a braided left bangs pinned with a hairpin from the front, but in the back, she has a small ponytail in a half-up style.
Aoi is very serious and hardworking about everything.
She always tries her best, follows the teachings of her prestigious trainer family, and uses the "Trainer's White Paper" as her guide.
Because Aoi is so focused, she sometimes misses the emotional needs of Umamusume.
She doesn't have much experience with having fun or hobbies and often asks the player for advice.
Her attitude is honest and a bit naive, but she truly cares for her trainees.
Aoi values effort and takes responsibility if her trainee loses, sometimes worrying too much.
She is seen as a rival and a good friend by the player, always pushing herself to get better.
Aoi is the only daughter of the famous Kiryuin family, known for being top trainers.
She debuts as a new trainer at Tracen Academy around the same time as the player.
For her first assignment, she becomes the trainer of Happy Meek.
She constantly strives to live up to her family name and prove herself as a capable trainer.
Despite her gentle appearance, Aoi is a "physical elite."
She can do 100 pull-ups just for fun.
She knows karate and can break tiles.
Aoi tries every training menu herself before giving it to Happy Meek.
She once caught a purse snatcher and received a letter of thanks for it.
She can do parkour, according to Happy Meek.
Fans often joke that she could even compete against Umamusume in a race.
Aoi trains Happy Meek and is very devoted to her.
She often worries about how to help Meek win and sometimes blames herself if Meek loses.
Aoi and the player are good rivals but also important allies in supporting Umamusume.
Happy Meek cares for Aoi, sometimes worrying if Aoi is overthinking things.
Their relationship improves over time as they learn to communicate better with the player’s help.
Aoi once caught a thief and got a letter of thanks.
She is said to have little experience with hobbies and play.
Her physical skills are much higher than they look.
In some game events, she and the player visit karaoke or even a hot springs trip together—leading to funny situations and lots of jokes among fans.
Aoi is also famous for giving the rare but not very useful skill "Steel Will" to the player as a thank-you, which became a meme because of its tricky activation.
Her inexperience with fun things leads her to only know nursery rhymes at karaoke.
"Hello, I'm Aoi Kiryuin. I'm a new trainer at Tracen Academy. I still have much to learn, but I will do my very best for the Umamusume!"
Trainer Debut and Family Pressure
Aoi Kiryuin starts as a new trainer at Tracen Academy, just like the player. She comes from the famous Kiryuin family, known for producing great trainers, and follows the family's "Trainer’s White Paper" to guide her actions.
Working with Happy Meek
Aoi is given Happy Meek as her first trainee. She evaluates Meek's potential highly and wants her to win, sometimes thinking her own coaching is at fault when results are not good. Aoi often seeks advice from the player and tries many ways to support Meek, sometimes leading to communication issues.
Story Events and Growth
Events show Aoi struggling to connect emotionally with Meek. However, with the player’s help, Aoi learns how to better support her trainee. The more Aoi tries, the more both she and Meek grow, eventually becoming strong rivals and reliable partners.
During the URA Finals training story, Aoi appears through events to support the player, sometimes boosting the player’s stats or skill points. If the player's trainee gains enough fans by the end, Aoi gives them the "Trainer's White Paper," providing bonuses and the rare skill "Steel Will."
Funny Moments and Friend Events
Aoi often invites the player out, like to karaoke or an amusement park, for the sake of learning more for her trainees. These friendly outings are sometimes seen as dates by fans, especially when Aoi reveals she only knows nursery songs. There is a special hot spring visit event if the friendship is maxed out, leading to much fan discussion and jokes.
Rivalry at URA Finals
Aoi and Happy Meek will always appear as rivals in the URA Finals, no matter what training route the player chooses. With enough effort, Happy Meek can even win the Finals, showing Aoi's true skill as a trainer.
Other Appearances
Aoi shows up in the manga "Umamusume-shi" where she cooks for Meek for the first time and surprises her with special flavors.
She makes her anime debut in the movie "The Door to a New Era," watching the Hopeful Stakes with Happy Meek and Riko Kashimoto.
Aoi Kiryuin is one of the few original trainer characters in Umamusume: Pretty Derby, giving her more freedom in stories and fan works.
She is often the source of in-game memes and jokes, like her "Steel Will" skill and unusual physical abilities.
Despite the jokes, her dedication and caring nature make her a loved character who always aims to help her trainees and friends.
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