number of elements from Photon: The Idiot Adventures, such as Koros, Aho energy, having a princess named Lashara, and a young hero with such strong superhuman abilities he's practically invincible. Also by Masaki Kajishima, the 1998 OVA series Spaceship Agga Ruter and its 1999 visual novel continuation Space Ofera Agga Ruter ~Kyoufu no Uchuu Majo~ take place in Tenchi Muyo! universe. The 1999 series Dual! Parallel Trouble Adventure is related to the Tenchi Muyo! Ryo-ohki universe, due to the blatant use of the "Lighthawk Wings" associated with the Jurai dynasty in Tenchi Muyo. The creator of both Dual! and Tenchi Muyo!, Masaki Kajishima, confirmed that Dual! does relate to Tenchi Muyo!, and is in fact an alternate version of the Tenchi Muyo! universe. Guardians of Order published a line of English-language Tenchi Muyo role-playing game books based on the various series in the Tenchi franchise starting in 2000.Tenchi Muyo! GXP was released in Japan in 2001. The series takes place during the Kajishima version of the OVA continuity, and is set a year after the events of the third OVA series (despite being released first chronologically). The main character is Seina Yamada, a friend of Tenchi Masaki who accidentally joined the Galaxy Police. Many characters from Tenchi Muyo! Ryo-ohki make appearances in this series, including the use of Seiryo Tennan as a major character and a full-fledged Tenchi Muyo! crossover in episode 17.Battle Programmer Shirase is a 2003 spin-off of the Pretty Sammy OVA and TV series, keeping the character Misao Amano from Pretty Sammy, and with the main character Akira Shirase, Misao's great-uncle; however, it bears little in common with either Pretty Sammy series because it has neither magic, nor Sasami, nor Misao's alter ego Pixy Misa.Sasami: Magical Girls Club aired in Japan in 2006. The third spin-off featuring Sasami (known here as Sasami Iwakura) as the main character. The most recent Tenchi spin-off series is called Tenchi Muyo! War on Geminar (aka Isekai no Seikishi Monogatari'') which follows the tale of Tenchi's half-brother Kenshi Masaki as he finds himself in a foreign world that uses humanoid machines to fight their wars. References Further reading External links at VIZ Communications 1994 manga 2000 manga Anime with original screenplays Funimation Geneon USA Fiction about God Harem anime and manga Kadokawa Dwango franchises Mass media franchises NBCUniversal Entertainment Japan Seven Seas Entertainment titles Shōnen manga Viz Media manga