Tenchi Muyo! Ryo-Ohki

'''Tenchi Muyo! Ryo-Ohki''' (天地無用! 魎皇鬼, Tenchi Muyō! Ryōōki) is a work of science fiction by writer and artist Kajishima Masaki, and Hiroki Hayashi. The series spanned 20 episodes released over a 13 year period, and spawned 2 direct sequal spin off titles. The series touched on many genres though it is primarily know for it's elaborate harem dynamic that has carried over to all subsequent iterations of the series.

OVA 1

The first of the 20 episode tale of Masaki Tenchi was released September, 1992. It was an unusual production in that it was not based upon any prior manga, but rather a completely original work intended to be an animation.This initial series lasted for 6 45min episodes released once a month until March, 1993. A 7th episode titled Night before the Carnival was released in January of 1994, before the second OVA series began later that same year.

Beginning as a series of introductions at least one new major character is introduced in each episode. Tenchi breaks the confines holding Ryoko, as a direct result of her being freed from the seal in Masaki Shrine the rest of the cast begins to gather. First Ayeka and Sasami arrive in search of Yosho, Ayeka's brother and betrothed. Next is Ryo-Ohki reborn from the collision of Ayeka and Ryoko's first major battle of the Series. Son after we meet Mihoshi the absent minded Galaxy Police Detective, Kagato the antagonistic genius who's might is respected even by Jurai, and at last the greatest genius in the universe Washu Hakubi.


 * Introduced Cast
 * Main: Tenchi Masaki, Ryoko Hakubi, Ayeka Masaki Jurai, Sasami Masaki Jurai, Ryo-Ohki, Mihoshi Kuramitsu, Washu Hakubi, Tsunami, Kagato
 * Minor: Katsuhito Masaki, Nobuyuki Masaki, Kazuhiko Amagasaki, Yukinojyo, GXP Commander, Captain Nobeyama, Tenchi's Aunt

OVA 2

Beginning in September of 1994 the second OVA series would 6 more episodes to the story of Tenchi and his extended family. As before each episode would run 45 minutes but with more sporradic release dates. This series would go on mainly to expand upon the setting established in the previous series with a particular focus on the past of Washu.

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 * Introduced Cast
 * Main: Dr. Clay, Zero, Azusa Masaki Jurai, Funaho Masaki Jurai, Misaki Masaki Jurai, Seiryo Tennan
 * Minor: Taro

OVA 3

The final story arc of the Tenchi saga, it began it's run in September of 2003. After an 8 year absence we return to the Masaki residence in a whirlwind of action and drama as many plots converge upon it.
 * Introduced Cast
 * Main: Seito Kamaki Jurai, Masao Kuramitsu, Z-0001332536893, Tokimi
 * Minor: Minaho Masaki Jurai, Tennyo Masaki, Rea Masaki