The content below is entirely editable.
A character of the Tenchi Muyo series, Kiyone Makibi is a down on her luck woman; ever since she was pared up with Mihoshi. She is a detective for the Galaxy Police, but she has appeared in a different role via the Tenchi Muyo spin-off, Pretty Sammy.
Overview
Kiyone Makibi, the police officer of the Galaxy Police. Kiyone is a remarkable and beautiful young lady, who is also down to earth and leve;-headed, but shouldn't be taken too lightly because of her looks and personalty. Kiyone was one of the Galaxy Police's top detective; she graduated from the academy with the second highest mark of her year. But Kiyone's glory days have ended when she got partnered up with Mihoshi.
History
Kiyone was a character from a spin-off novel entitle, One Visitor After Another: Hexagram of Love, by Naoko Hasegawa. The character Kiyone gains lots of popularity among fans - which became the reason for her appearance in the Tenchi anime series.
Mihoshi Special

Kiyone, in Mihoshi Special.
Mihoshi Special is the first anime that Kiyone appears in. In the Mihoshi Special, Kiyone and her partner, Mihoshi, were given a assignment by the Galaxy Police to retrieved back a stolen "Ultra Energy Matter" and rescue a kidnap Galaxy Police officer, Tenchi, from a evil space pirate named Ryoko. Accompany along with Kiyone & Mihoshi is Tenchi's wife, Ayeka, and Mihoshi's apprentice, Sasami.
Tenchi Universe
Kiyone plays the same role as she did in the Mihoshi Spacial, Kiyone was a high rank detective of the Galaxy Police. But things fell apart for Kiyone when she got partnered up with Mihoshi.
In her introduction, Kiyone was living happy because of Mihoshi's supposes death - Mihoshi was killed during a pursuit of the space pirate, Ryoko. Kiyone's happiness ends when she got word from the Galaxy Police about Mihoshi being alive and is also located on the planet Earth. Kiyone is sent there to find her and

Kiyone, in the Universe series.
bring her back to Galaxy Police Headquarters. Kiyone finds Mihoshi and after their brief reunion, Kiyone sees Mihoshi having lunch with wanted space pirate, Ryoko. Kiyone is shock by what she sees, she attempts to put Ryoko under arrest. Ryoko & Kiyone do battle with each other, then Kiyone summons out a mech for Mihoshi to use on Ryoko; but it all turns out to be a disaster when Mihoshi starts to spiral out of control into the sky. Then, as Kiyone's last defense against Ryoko,she uses a yo-yo like weapon that was wrap around Ryoko, but Ryoko breaks free. As Ryoko was about to finished off Kiyone, Ayeka steps in and summons her guardians to apprehend Ryoko. As Kiyone assume victory and reads Ryoko her rights, Mihoshi comes crashing down from the sky into everyone.
After that disaster, Kiyone & Mihoshi decide to go back to headquarters but then they get a message from the Galaxy Police. They get assigned to moderate the Solar System, they were stuck on the planet Earth.
Tenchi in Tokyo

Kiyone, in Tenchi in Tokyo.
Kiyone plays the same role as she did in the previous series. What's different in Tenchi in Tokyo, is all of the back-story about how all the woman got to live with Tenchi and his family has been skipped and the series starts off with the characters living together.
Kiyone's design is actually a lot different from how she was in Tenchi Universe and Mihoshi Special. Her non-Galaxy Police clothing has been redesigned. She also voiced by the same actress from Mihoshi Special.
Pretty Sammy OVA

Kiyone, in Pretty Sammy.
Pretty Sammy is a spin-off from the Tenchi series, but unlike the previous series, Kiyone's role is very different from her Galaxy Poilce role in Tenchi Universe. But her personality and characterization, is similar to her other counterparts.
Kiyone is still the down on her luck person. Instead of being on the bottom of the barrel in the Galaxy Police, she failed to get into college and constantly gets rejected by men. Her relationship with Mihoshi is different, instead of blaming her for Kiyone's failures, she would show signs of jealously towards Mihoshi because she got into college; Mihoshi would sometimes rub in the fact that she succeeded and Kiyone didn't.