Series & First Appearance
Chihiro Uomi hails from the slice-of-life comedy series Seitokai Yakuindomo, created by Tozen Ujiie. She made her debut in the first episode of the anime adaptation, which premiered in 2014. The series is known for its humorous take on school life, revolving around student council activities rife with adult themes and wordplay.
Profile at a Glance
Chihiro Uomi is a 17-year-old (born on December 7) student in her third year at Eiryou High School. Serving as the Student Council President, she balances her leadership responsibilities with her personal interests, particularly her affection for fellow student Takatoshi Tsuda. Uomi’s prominent traits include her striking appearance, characterized by black hair styled in twin tails and notably deadpan eyes, which often convey a mixed sense of calm and mischievousness.
Personality & Motivations
Uomi is recognized for her quiet and calm demeanor, rarely losing her temper or raising her voice. Despite her collected exterior, she shares a similar penchant for perversion with fellow student Shino Amakusa. This duality allows her to effortlessly blend serenity with lewd humor, particularly when interacting with Takatoshi. Uomi often exhibits a nurturing side, frequently hugging her friend Suzu Hagimura. Her motivations mainly center around her romantic interest in Takatoshi, leading to suggestive behaviors such as visiting him at home and proposing marriage, which incites jealousy in Suzu and Shino.
Abilities / Powers
While Uomi does not possess literal supernatural abilities, her skills are more aligned with her role as a Student Council President. She exhibits leadership and organizational capabilities, ensuring the smooth operation of student council activities. Additionally, her cooking skills are demonstrated throughout the series, particularly when she prepares meals for Takatoshi. Uomi’s lewd humor and flirtation tactics, although not traditional "powers," significantly impact her interactions, making her a notable character in romantic and comedic situations. There are no significant limitations to her character, but her actions influence the dynamics within the student council.
Major Story Arcs & Growth
Uomi undergoes subtle yet meaningful development throughout Seitokai Yakuindomo. As she navigates her role as president, she faces challenges related to her feelings for Takatoshi and her relationships with other council members. A pivotal moment occurs when she becomes the step-cousin of Takatoshi and Kotomi, introducing a new layer of complexity to their interactions and community dynamics, further legitimizing the use of "Onee-chan" (older sister) by her step-cousins. Her frequent romantic advances towards Takatoshi act as a narrative catalyst that not only drives her character growth but also enhances the overall tension within the love triangle involving Suzu and Shino.
Notable Relationships
Key relationships define Uomi’s character arc. The most significant is her romantic interest in Takatoshi Tsuda, which fuels much of her narrative. Their relationship fluctuates between sincere affection and playful teasing. Uomi also shares a close friendship with Suzu Hagimura, characterized by warmth and frequent embraces. Her interactions with Shino Amakusa highlight their shared perversion, leading to humorous clashes over Takatoshi’s attention. Her family ties are reinforced when she becomes Takatoshi’s step-cousin, thus altering their dynamic and presenting new relational challenges.
Iconic Moments & Quotes
One memorable moment occurs in Episode 5, where Uomi unabashedly makes a suggestive proposal to Takatoshi, uttering, “Let’s get married!” This statement not only amplifies the comedic tension but also showcases her bold personality. Her interactions often combine her deadpan delivery with unexpected humor, prompting laughter from viewers and shaping her role as a beloved character in the series. Another iconic moment happens during a council meeting, where she delivers a pun-laden joke that leaves her peers in shock and laughter, embodying the show’s thematic tone.
Trivia & Behind-the-Scenes
Chihiro Uomi’s character is voiced by Mariya Ise in the Japanese version, acclaimed for her ability to capture Uomi’s calm tone and subtle humor. In the English adaptation, she is voiced by Cassandra Morris, who brings another layer to the character’s charm. Uomi’s design reflects a common archetype in anime, featuring exaggerated features typical in comedic settings, particularly her significant bust, which serves as a comedic focal point within interactions. Uomi consistently ranks favorably among fans, often appearing in popularity polls for standout characters in Seitokai Yakuindomo.
Through her blend of humor, leadership, and romantic intrigue, Chihiro Uomi remains a compelling figure in the series, resonating with viewers for her balance of calmness and comedic flair.







