Leafa, whose real name is Suguha Kirigaya, is the cousin and adoptive sister of Kazuto Kirigaya. In the setting of Sword Art Online the Movie: Ordinal Scale, she appears primarily as her real-world self rather than through a virtual reality avatar, marking the first time she participates in the story’s events from outside a VR game. Her background includes a long history of kendo training, which she took up to protect her brother after he abandoned the practice. This discipline gives her a strong physical foundation and precise sword control that she later applies to augmented reality combat. In her virtual identity within Alfheim Online, she is a Sylph known as Leafa, recognized as one of the fastest flyers in the game and a recurring tournament winner. Her personality is characterized by hard work, athleticism, and an emotionally straightforward nature. She is determined and loyal, with a strong sense of justice, though she can become conflicted when romance is involved. Her motivations in Ordinal Scale are rooted in her desire to support her brother and his friends. She helps Kirito train in augmented reality sword techniques, using her kendo experience to improve his real-world physical abilities. Throughout the movie, she acts as a reliable ally, and her role expands during the climax when she joins the final battle alongside other players from Alfheim Online and Gun Gale Online, contributing her combat skills to help defeat the Aincrad bosses. Her key relationships center on Kirito, with whom she shares a complex familial bond, and through him she interacts with Asuna and the broader group of friends. In terms of development, the movie shows her stepping into a more active, supportive role in the real world, bridging the gap between her virtual experiences and her physical capabilities. Her notable abilities include expert-level kendo reflexes and agility, which translate into effective sword fighting in the augmented reality game Ordinal Scale. As a Sylph, she is also skilled in wind magic, stealth, and basic healing and strengthening spells, though the movie emphasizes her real‑world athletic skills over her virtual powers. Overall, Leafa serves as a grounded, capable fighter who contributes both physical training and moral support to her brother’s mission.