TV-Series
Description
Hinata Hoshino is an energetic and cheerful elementary school student, progressing from fifth grade (Class 5-3) to sixth grade (Class 6-2). Standing 141 cm tall (140.7 cm in the anime), she sports reddish-orange bobbed hair typically tied in a small side ponytail, reddish-brown eyes, and a noticeable fang contributing to her tomboyish look. Her varied wardrobe features girlish clothing, including hand-me-downs from her older sister.

Hinata displays intensely affectionate, clingy behavior, especially toward her sister Miyako Hoshino, whom she nicknames "Mya-nee". This nickname evolved from childhood attempts to say "mama," becoming "Mya-mya" before settling on "Mya-nee". Her devotion includes constant physical affection like tackling Miyako and insisting on bathing, sleeping, and spending all her time together. She experiences extreme jealousy when Miyako focuses on others, like Hana Shirosaki or Noa Himesaka, actively intervening to remain Miyako's priority. Forcible separation triggers withdrawal symptoms, including near-catatonic states, as seen when Miyako requested five days of distance.

Generally honest, outgoing, and socially adept, Hinata easily forms friendships and connects people despite occasional blunt, unintentionally hurtful remarks about Miyako's social skills. She is highly athletic, capable of backflips and outpacing peers without tiring, though her poor sleeping habits disrupt shared beds. Academically, she creates projects centered on Miyako, inadvertently making her sister famous at school. Her future aspirations focus solely on jobs ensuring perpetual closeness or financial support for Miyako.

Beyond family, Hinata befriends classmate Hana Shirosaki and neighbor Noa Himesaka. Noa develops a crush after Hinata calls her "the prettiest girl," and Hinata reciprocates with emotional support, later confirming she loves Noa "as much as Miyako". Their bond deepens during events like sharing shaved ice in the film *Precious Friends*, though Hinata's energy complicates sleepovers. She integrates Miyako with her friends and inspires such admiration that classmates vote her "most respected person".

Across the series, OVA, and film, Hinata shows subtle maturation while retaining core traits. In *Precious Friends*, she joins a trip to Hana's grandmother's home, demonstrating increased independence by participating in activities like rafting without excessive reliance on Miyako. Though still prone to jealousy and energetic outbursts, she exhibits moments of self-awareness, acknowledging Noa's importance. Her innate attachment to Miyako dates to infancy; their mother noted Hinata smiled immediately when Miyako first held her. Forgetting Miyako's birthday once intensified Hinata's dedication to their time together.

Additional details include her May 10 birthday (Taurus), O blood type, and early character design differences where she lacked a side ponytail and was conceived as Hana's rival instead of Miyako's sister.