Agnes Tachyon

Identity And Background Agnes Tachyon is a character in the Umamusume: Pretty Derby game. She is a student at Tracen Academy in the senior division and lives in the Rittō dormitory. Within the game’s universe she approaches racing and life like scientific research, constantly seeking the outer limits of speed and performance as if running is a grand experiment. Agnes often treats her trainer as a guinea pig for her theories and data collection, pursuing bold tests and observations that shape her approach to training and competition. Her story in game content involves interacting with other Uma Musume, navigating races and training events while balancing her curiosity and desire for discovery. These experiences contribute to her development as both a racer and a researcher‑minded Uma Musume who pushes boundaries.

Personality Agnes Tachyon is highly analytical, direct, and intensely focused on her research goals. She speaks frankly and expresses her thoughts without hesitation, valuing evidence and exploration above social conventions or everyday concerns. Her fixation on scientific methodology can lead her to become absorbed in experiments, even neglecting basic routines if they distract from her project of understanding speed and performance. She approaches challenges with rigor, embraces unconventional ideas, and treats training and racing as variables to be tested and refined. This distinct worldview shapes her interactions and choices in story segments, painting her as an avid seeker of knowledge with an experimental mindset.

Game Story And Role In Umamusume: Pretty Derby, Agnes Tachyon appears as both a trainable Uma Musume and a subject of multiple support cards that depict narrative episodes from her daily life and pursuits. Her gameplay events often explore her relationship with data, experimentation, and unusual methods, giving players choices that influence her performance and story progression. These events include training scenes, personal interactions, and race objectives where her investigative nature and competitive aspirations are highlighted. Through these segments, the player guides Agnes as she applies her research‑oriented philosophy to growth, racing strategy, and her evolving connections with classmates.

Racing Information Agnes Tachyon’s racing profile in the game emphasizes medium and long distance aptitude on turf with high performance in those race types. She functions effectively in Pace Chaser strategies, where precise positioning and timing allow her to leverage bursts of speed in the latter half of a race. Her innate skills, such as U=ma², focus on stamina recovery and speed through corners when conserving energy, reflecting her analytical approach to race dynamics. Building her with a strong Speed focus supported by stamina and strategic stat development enhances her performance across targeted distances.

Physical Measurements Agnes Tachyon’s official in‑game profile lists her height as 159 centimeters. Her three sizes are 83 centimeters in bust, 55 centimeters in waist, and 81 centimeters in hips, and she wears 22.5‑centimeter shoe sizes. Her weight is consistently described as refused measurement due to her reluctance to be weighed. These proportions give her a compact, athletic silhouette suited for her racing role.

Voice Actor In the Umamusume: Pretty Derby game, Agnes Tachyon is voiced by Sumire Uesaka in Japanese, lending consistent vocal portrayal to her dialogue, story interactions, and training events.

Hair Description Agnes Tachyon’s hair is short and brown, styled with a slightly tousled look that emphasizes her distinctive personality. A prominent ahoge shaft curves backward at an odd angle, giving a characteristic silhouette above her head. Her bangs fall centrally between her eyes, with the surrounding hair framing her face across all official game renders and artwork.

Eye Description Her eyes are dark red with unique visual patterns, featuring faint horizontal lines that run through the iris and a central dark pupil. These elements remain uniform in all official in‑game models and art, giving her gaze a sharp and analytical quality that aligns with her scientific temperament.

Horse Ears Description Agnes Tachyon’s horse ears match her brown hair and sit atop her head in place of human ears. A notable detail is her right ear earring shaped like the chemical structure of indane, with hexagonal elements colored in muted tones that underscore her researcher theme. These features remain fixed across official visuals.

Tail Description Her tail matches the brown hue of her hair and flows naturally in both idle and race animations in the game. The design of her tail remains consistent across official assets, complementing her compact yet distinctive overall silhouette.

Race Outfit Dress And Shoulders Agnes Tachyon’s race outfit revolves around a long white lab coat‑like garment with oversized sleeves that extend past her hands, creating a distinctive silhouette that evokes a scientist’s attire. The upper sleeve areas are adorned with striped patches in bluish‑green and brown tones, reinforcing her experimental aesthetic. Leather straps around her hips hold multiple corked test tubes filled with glowing blue liquid, giving her attire layered and functional detail reflecting her research theme.

Race Outfit Collar And Ribbon Beneath her oversized coat she wears a black collared shirt with a dark necktie, which is partially covered by a bright yellow sweater vest. This layered combination blends formal and experimental themes, consistent in all official game artwork.

Race Outfit Sleeves And Arm Covers The oversized sleeves of her lab‑coat overlap her forearms, often obscuring her hands entirely in official art and character models. The striped patch details on the sleeves provide visual texture to the garment, and these design elements remain constant in all base game appearances.

Race Outfit Center And Clasps Around her waist, decorative leather straps and clasps secure the vials on her lab coat, enhancing the experimental look of her ensemble. These components remain consistent across her race outfit representations in official in‑game renders.

Race Outfit Skirt And Tights Underneath her coat and vest,yses Agnes wears black pantyhose that extend smoothly along her legs. This darker lower‑body element contrasts with the lighter tones above and supports the cohesive color balance of her outfit.

Race Outfit Footwear Her footwear consists of white high‑heeled boots that extend upward, fitting snugly within her layered attire while maintaining sleek form and stability during races and animations.

Race Outfit Gloves And Integration Although much of her gloves are concealed beneath her oversized sleeves, all parts of her racewear integrate seamlessly with her horse features, including her ears and tail, ensuring consistent visual design across game appearances. Her ensemble supports her eccentric and research‑minded aesthetic while remaining functional for racing performance.