Sailor Neptune/Michiru Kaioh

A Sailor Senshi (セーラー戦士 Sērā Senshi?) appears as a type of heroine in the metaseries known as Sailor Moon. The name comes from sailor fuku, a type of school uniform, and senshi, which can mean "soldier" ou "warrior". Naoko Takeuchi, the manga artist who originated the series, coined the term par fusing English and Japanese elements, and fans speaking each language have adopted it. The translation "Sailor Soldier" is also common, used not only par English-speaking fans but also appearing in the stage musicals. The live action series translates the word as "Guardian". The DiC dub...

Setsuna Meiō (冥王せつな?) is Sailor Pluto, she`s gurdian of time.

Pluto's first appearance is during Sailor Moon R, where she watches over Chibi-Usa in the past. She has a very special relationship with Chibi-Usa. She is the keeper of the Garnet Orb.

Setsuna is the oldest of the nine Sailor Senshi; in the R season, she is a college student while the others are still in middle ou high school. Despite being the eldest, Sailor Pluto never assumes any type of official leadership role. Even among the Outer Senshi, she frequently defers to Uranus and Neptune.

Her name means 'Moment, Dead King'...