Sari Yoshii is a first-year high school student at Kitauji High, known for her serious and caring personality and strong clarinet skills. She quickly stands out among the new wind band members for her music ability and leadership, helping inexperienced friends settle in. Sari soon faces a dilemma between supporting newcomers and keeping up with Kitauji's high standards, which pushes her to her limits. With support from upperclassmen, she finds her confidence again and becomes an essential member of the band.
Sari Yoshii has long, silky black hair that reaches her waist, usually tied in a loose, low ponytail.
She gives off a calm and neat impression, with smooth hair and a wrinkle-free ribbon scarf.
Her neck is thin and her face is gently rounded, which matches her careful and quiet nature.
Sari wears her school uniform most of the time.
At home, when she helps with family tasks, she dresses in a white kimono top, red hakama pants, white socks, and sandals, like a shrine maiden.
Her bedroom is filled with stuffed animals and soft colors like pink and light blue, creating a cozy and adorable space.
At home, there is also a piano in her room.
Sari is very serious, responsible, and polite.
She is always careful and tries to think about others' feelings, earning respect from her peers.
She values manners and harmony, often reminding her friends to behave well and encourages classmates who are struggling.
Sari has a strong pride in being honest and doing her best for the club.
She wants to be recognized by leaders, like the band president and seniors.
Because she grew up with strict manners, she worries about hurting others' feelings and often replays conversations in her head, worrying she might have been rude.
Sari is very careful with her words, sometimes overthinking out of fear of causing trouble.
Sari’s family runs a temple (in the TV series, a shrine) near Keihan Uji Station, up a mountain path.
Their home is a traditional old Japanese house beside the main hall of the temple.
Her own room is filled with cute stuffed animals, cushions, and pastel colors, matching her love for adorable things.
Her family helps with a local lotus festival held every July, selling charms and helping with community activities.
Her friends Suzume Kamaya, Kaho Hariya, and Yayoi Kamiishi also help out each year.
Sari is an experienced clarinet player, coming from a well-known middle school band.
Even as a junior high student, she was recognized as a top clarinet player.
Her sound is beautiful and clear, impressing many in the Kitauji High band, including senior leaders like Reina Kousaka and Ririka Kenzaki.
Sari is known as the best among first-year players.
She plays her own clarinet, a YAMAHA YCL-450.
Sari works hard to improve every day, practicing from early morning until late at night to become a main member of the band.
She was chosen as one of the few first-years to play in the main contest group (A group).
Suzume Kamaya
Suzume is Sari’s close childhood friend, also a first-year student.
Sari calls her "Suzume," and Suzume calls Sari "Sally."
Sari feels relaxed around Suzume because they have been friends since preschool.
She often helps Suzume, goes to early morning practice with her, and shares lunch.
Kaho Hariya
Kaho is another close friend from junior high who plays the euphonium.
Sari and Kaho are both from culture clubs and not good at sports.
Sari invited Kaho to her home and sometimes gave her household chores to do.
Sari knows that Kaho laughs easily at jokes and appreciates Kaho's cheerful mood.
Yayoi Kamiishi
Yayoi is a tuba player in the low brass and another part of their friend group since childhood.
Sari helped Yayoi study so they could attend Kitauji High together.
She patiently explains things to Yayoi, showing her gentle side.
Kumiko Oumae
Sari looks up to the band president and upperclassman Kumiko Oumae, calling her "Kumiko-senpai."
She is relieved when she sees how kind Kumiko is to new members.
When Sari feels overwhelmed, Kumiko listens, encourages her, and gives her the energy to come back stronger.
Reina Kousaka
Reina is a senior band leader and especially strict about performance.
Sari respects Reina’s drive, but can feel nervous about her tough methods.
Sari describes Reina as feeling like "the embodiment of correctness" and admits she is a little scared, but not out of dislike.
Ririka Kenzaki
Ririka is a second-year senior who is friendly to first-years.
Sari calls her "Riririn-senpai" and is happy to hear praise from her.
Ririka worries about Sari when she is absent due to stress, and Sari feels bad for making her seniors worry.
Sari’s birthday is October 22.
She is 161 cm tall.
Her zodiac sign is Libra.
Her blood type is A.
She likes pale yellow colors.
Her hobbies include copying Buddhist sutras by hand.
Sari loves cute things like stuffed bunny toys.
She is afraid of ghosts.
She prefers people to call her "Sally" or by her last name, as she feels "Sari" sounds too cute.
She has soft room clothes and a light blue polka dot comforter.
Becoming a Key Member
Sari Yoshii joins the Kitauji High School Wind Ensemble as a new first-year with strong clarinet skills.
She visits the club with her three close friends, introduces them to the low brass section, and helps them start their band journey.
Balancing Expectations and Friendship
As she trains with skilled upperclassmen, Sari does her best to support her inexperienced friends.
She quickly becomes a leader among the first-years, cheering up members who get discouraged.
She also feels the pressure of Kitauji’s high standards, especially when practices become very tough, and some first-years struggle to keep up.
Struggling with Pressure
The pressure mounts as the band prepares for the Sunrise Festival parade.
Sari begins to feel torn between helping new members and keeping up with the elite level expected.
She worries about why beginners are scolded before they can enjoy music, feeling a painful conflict.
Breaking Down and Recovering
Before the big festival, Sari’s stress overwhelms her, and she becomes sick, having to stay home.
Her friends care for her, and Kumiko Oumae visits, listening to her concerns about the band.
With Kumiko's support and kind words, Sari regains her strength and feels proud of the trust placed in her.
Rising to the Challenge
After recovering, Sari trains even harder and is chosen for the main contest team.
She finds joy again and becomes a key member, supporting both her friends and the band as a whole.
Sari’s careful and honest nature can make her overthink conversations, but she truly cares about her club and friends.
She is dedicated to her club, family, and local community, helping with events and balancing many roles in her life.
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