A carefree and free-spirited girl endowed with exceptionally high physical abilities. Although she possesses plenty of initiative, her tendency to make tactless remarks—without ever reading the room—invariably earns her the ire of those around her. Due to a certain set of circumstances, she eventually crosses paths with the Sunflower Circus.

The star performer of the Sunflower Circus, she takes on the role of the "Flyer"—soaring through the air on the trapeze. Earnest and dedicated, she nonetheless possesses a touch of endearing absent-mindedness.

A timid and scatterbrained magician. Although reserved, she is thoughtful of others and deeply devoted to her companions. She often assists Rin.

An acrobat with a headstrong, impetuous nature who detests anything underhanded. She is the type to immediately voice her complaints whenever something displeases her, and she favors fair and square contests.

She works as an acrobat alongside her twin younger sister, Akane. Although she appears gentle and laid-back, she is actually quite observant of those around her.

She works as an acrobat alongside her twin older sister, Aoi. She adores Aoi, but generally treats everyone else with a rather rough and dismissive attitude.

She serves as the "catcher," receiving the performers as they soar through the air on the trapeze. She is earnest, possesses a strong sense of responsibility, and is very caring toward others. She and Svietlana have known each other for a long time.

She specializes in "Aerial Silks"—performing acrobatic feats in mid-air using fabric. Highly professional, she is both strict and composed. She is affectionately admired by the troupe members, who refer to her as "Sister Svie."

The ringmaster of the Sunflower Circus. Although an adult, she possesses such a diminutive stature that she is frequently mistaken for a child. While she can be somewhat forceful at times, she is deeply respected and beloved by the members of her troupe. As a performer within the circus, she serves as a clown.

The accountant for the Sunflower Circus, possessing a gentle and mild-mannered demeanor. She is constantly plagued by worries stemming from the troupe's chronic financial shortages. In addition to managing the finances, she is also responsible for arranging meals for the members and overseeing their medical care, thereby supporting the troupe in a multitude of ways.