Mitsuri is a curvaceous young woman with a muscular build, pale skin, and large pale green eyes with beauty marks beneath them. She has long pink hair that fades to lime green and wears it in three thick braids with voluminous bangs. Her Demon Slayer uniform is a modified, tight-fit dark plum outfit, paired with a white haori from Kyojuro Rengoku, a mini skirt, thigh-high socks, and zōri with pink straps. Known as the "Hashira of Love," Mitsuri is emotional, passionate, and kind.