Dead or Alive 5 Ultimate
Dead or Alive 5 Ultimate
According to the series producer, Yosuke Hayashi, other Virtua Fighter characters were considered for guest characters in place of Jacky:

"With DoA5U we introduced Jacky into the series although some of the team here wanted to see Aoi or Eileen in the game instead. DoA already has a lot of female characters, and as I learned VF playing Jacky I thought he would be the perfect character to show the DoA fans just what VF is all about."
Contributed by DrakeVagabond
One of Nyotengu's victory poses is taken from Tengu's intro sequence from Dead or Alive 2. The English translation is taken from Dead or Alive: Dimensions' iteration of the intro.
Contributed by DrakeVagabond
In the early version of the game, Leon was able to air throw an opponent into the bouncing walls and the flammable fuel tanks in 'The Show' and 'Fuel' stages, respectively, an infinite number of times, making him overpowered in these stages. This was patched in a later version.
Contributed by DrakeVagabond
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Kasumi's 27th "Ragnarok Odyssey ACE" DLC costume, also named the "GungHo Booth Babe Costume", is based on the uniform worn by promotional models during Tokyo Game Show 2013 for Game Art's 2013 title Ragnarok Odyssey ACE.
Contributed by DrakeVagabond
The Desert stage was added as a fan requested stage with "uneven grounding, like the undulations of a desert". The stage itself is based on the Deserted City, Rub' al Khali level from Ninja Gaiden 3.
Contributed by DrakeVagabond
Rachel's close-quarters fighting style and moves are heavily based on Spartan-458 from Dead or Alive 4, who could not appear in Dead or Alive 5 due to copyright issues.
Contributed by DrakeVagabond