U Country -- U Country - In the manga, this is the name of the country for which Lyrica Hubert's mother is supposedly an ambassador. They live at the U Country embassy, which is a mansion on a hill that has been uninhabited for so long that it has come to be known as "Hell House" and is reported to be haunted. This appears in Volume 5, in the first of ChibiUsa's Picture Diaries.
Ueno Zoo -- In episode 013, Sailor Mars says that the monkeys at Ueno zoo are prettier than Sailor Moon.
Ukon Katakuri -- a famous young author who appears in episode 113. Mimete adores him, and she gets his autograph at the autograph signing held at the Juuban Bookstore. In the parking lot of the bookstore, she has the daimon U Henshuu take his Heart Crystal. See also: U Henshuu.
Umino no kesshin! Naru-chan ha bokuga mamoru<
Umino's Decision! I'll Protect Naru-chan
Unmei no Ichiya! Sailor Senshi no Kunan
Uranus Crystal Power, Make Up -- The phrase used by Haruka to transform into Super Sailor Uranus in act 39. It is also used in act 42 to transform into Sailor Star Uranus.
Uranus Planet Power, Make Up -- the phrase that Haruka Tenoh says to transform into Sailor Uranus. It first appears in the anime in episode 106 and in the manga in act 27, volume 8.
Usagi and Mamoru Comet - The "Usagi and Mamoru Comet" is a comet that Usagi dreams of finding with Mamoru. In episode 177, while Usagi, Ami, Rei, Minako, and Makoto are sitting at Fruit Parlor Crown, they discuss the Wataru Comet, a comet found by Wataru Amanogawa, a teacher at Juuban High School. Rei says that it sounds romantic to have a comet floating through space that is named after you. Usagi says that she wants to find a comet with Mamoru and call it the "Usagi and Mamoru Comet."
Usagi aseru! Rei-chan hatsu date
Usagi ga oshiemasu! Slim ni naruhou
Usagi hansei! Star no michiha kibishii
Usagi no Ai! Gekkou Ginga wo Terasu
Usagi no sainan! Awate dokeini goyoujin
Usagi to Rei taiketsu? Yume Land no Akumu
Usui Yoshiki -- a clothing designer who is Fish Eye's victim in episode 140. Fish Eye loves his designs, and disguises himself as a beautiful male model, then uses the lemures Go-Mario on him.