I am the Keeper of the Door of Space and Time. I am Sailor Pluto, Guardian of the Underworld.

*Setsuna Meio is the human identity and civilian form of the newly reborn and much stronger Sailor Pluto in the 3rd season of Sailor Moon Crystal.

Setsuna Meio has knee-length dark green hair that is partly tied up in a high odango-bun while the rest flows freely. She has reddish-pink eyes. She wears reddish-pink stud earrings and necklaces with a reddish-pink pendant.

Like the other characters, Sailor Pluto's appearance in Crystal is based on her appearance in the manga.

Sailor Pluto' sailor uniform consists of a white, chest-armored leotard with no shoulder pads and no sleeves, a black sailor collar with no stripes, a black choker with a red bauble attached to it, a black skirt with a white puffy belt sat above it along with a chain around her waist with four space-time keys that she uses only for special circumstances to travel through various timelines and alternate realities, and a brown bow at the chest and a brown bow at the back of her skirt with a dark red circular brooch at the center of her chest bow. She wears a pair of black knee-high heeled boots with white triangular arches, white gloves with three black arm fittings at the ends that reach just below her elbows. A golden tiara with a garnet red, oval-shaped gem at its center on her forehead and she has thick red earrings in the shape of arrows.

As Super Sailor Pluto, she wears an upgraded version of the Sailor Pluto sailor uniform. The sailor collar now features one white stripe, her choker has a yellow star with a garnet gemstone in the center attached to it, the shape of her brooch at the center of her chest bow is now a garnet heart, the back waist bow is enlarged and lengthened, and she gains shoulder pads that are more wing-like and translucent.

As Eternal Sailor Pluto, her sailor uniform changes completely. Her leotard no longer has chest armor, her shoulder pads are replaced with short light black bubble-like sleeves with two black fittings at the ends; they have somewhat of a translucent aspect to them, her choker is v-shaped with a yellow star in the center, her skirt now consists of two layers; black on the top and light black on the bottom. Her belt is now made up of two ribbons, the top one being black and the bottom one being light black, her chest bow is now dark pink with her brooch at the center of her chest bow now light black and star-shaped, and her back bow is light black and is back to its original size with narrow, long, black ribbons extending from it down to her knees. She wears a pair of white knee-length boots that have larger heels and black v-shaped borders at the top that have yellow stars in the center, her gloves now have black, v-shaped wristbands and are extended to reach her upper arms, the gemstone in the middle of her tiara is now black and star-shaped. and she has a black star dangling from a single gold stud.

As Princess Pluto, she wears a black gown with white cloth that goes past her feet and a black choker that is tied into a ribbon at the back with the streams running down her back. She has a gold necklace and her straps have three gold ornaments each. Her necklace and ornaments each have black gems in them and she wears small black stud earrings and black high-heeled shoes. She also wears long black gloves.

Residency Space-Time Door Tokyo, Japan School(s) K.O. University Juban Public Elementary School (S5; staff) Occupation(s) Student, Researcher, School Nurse, Sailor Guardian, Guardian of the Space-Time Door Relations Chronos (father) Hotaru Tomoe (adoptive daughter) Associates Solar System Sailor Guardians Queen Serenity King Endymion Reika Nishimura Diana Alignment Silver Millennium Birthday October 29 (♏)*