Quick answer — Rio: Rainbow Gate!: the opening theme is "Sekai to Issho ni Mawarou yo!" and the ending theme is "Miracle☆Chance" by ULTRA-PRISM.
The "Howard Resort Hotel" is an entertainment destination where people gather from around the world to grab huge fortunes. In the casino is a beautiful female dealer named Rio Rollins, known far and wide as the "Goddess of Victory". In order to approach closer to her mother, one of history's greatest dealers, she does… This comedy and ecchi anime from Xebec debuted in Winter 2011. With 13 episodes total, it is finished.
Rio: Rainbow Gate! has 13 episodes and is finished.
Rio: Rainbow Gate! was produced by Xebec and released in 2011.
Rio: Rainbow Gate! is classified under Comedy, Ecchi.
Rio: Rainbow Gate! premiered in Winter 2011.
The opening theme of Rio: Rainbow Gate! is "Sekai to Issho ni Mawarou yo!".
The ending theme "Miracle☆Chance" from Rio: Rainbow Gate! is performed by ULTRA-PRISM.
Rio: Rainbow Gate! is listed on Crunchyroll, Hulu. Availability varies by region.
Character data from AniList.
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