A richly detailed figure capturing Hisui in a refined maid's silhouette, elegantly posed with graceful lines and subtle weight to the fabric. The outfit is a classic maid uniform rendered with crisp creases, a flowing skirt, and delicate frills along the apron, all sculpted to emphasize a calm, poised presence. Her hair flows in long, softly sculpted locks, with restrained accessories that hint at Tsukihime's gothic atmosphere. The paintwork emphasizes gentle shading on skin and garments, with light highlights that bring warmth to the face and a serene expression. The base anchors the piece with understated motifs inspired by the Tsukihime setting, allowing her to stand as a quiet centerpiece alongside Kohaku. Overall, the figure conveys her quiet devotion and dignified composure, inviting fans to imagine the household scenes where she quietly serves and shields her sister.

In the Tsukihime universe, Hisui is the devoted maid whose quiet manner hides a strong sense of duty and protective instinct toward her sister Kohaku and the household she tends. Though she speaks softly and carries herself with restraint, her presence implies a depth of loyalty and a readiness to act when danger or trouble arises within the mansion. Her relationship with Kohaku is central to her identity, as she supports her sister behind the scenes, maintaining the estate, managing delicate tasks, and ensuring the comfort of all who reside there. The character's storyline often explores themes of care, boundaries, and the hidden strengths that lie beneath a courteous exterior, making her a compelling foil and ally for the more dramatic events that unfold in Tsukihime. This figure captures that duality—a gentle exterior paired with a quiet resilience—inviting fans to reflect on the unseen labors that keep a household together.