Story begins when Koala asks Butt Detective to find a missing relative who disappeared from an idol contest. The case takes Butt Detective to Stardust Island, the site of the contest, and also the home of the international criminal organization Phantom Thief Academy, headed by Phantom Thief G. Here, the organization advances its secret conspiracy, codenamed the Dark Age Plan. Butt Detective enters Stardust Island under the guise of an idol. At the same time, he joins forces with Phantom Thief U, who is out to steal back the valuable Moonlight Stone from Phantom Thief G. The story will also reveal more about Brown's past.
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(Source: Anime News Network, edited)


__Current Residence:__ Tokyo, Japan
__Height:__ 150.3 cm
__Hobbies and Abilities:__ fashion, shopping, memorization
__Agency:__ 81 Produce

[Profile (81 Produce)](https://www.81produce.co.jp/actor_search/index.php/item?id=169) | [Twitter](https://twitter.com/rumirumi_81pro) | [Instagram](https://www.instagram.com/rumirumi_81/) | [Blog](http://ameblo.jp/rumiokubo/) | [Web Diary](http://gree.jp/ookubo_rumi) | [Anison](http://anison.info/data/person/30941.html) | [Facebook](https://www.facebook.com/OkuboRumi927) | [Wiki (en)](https://en.wikipedia.org/wiki/Rumi_Okubo) | [Wiki (jp)](https://ja.wikipedia.org/wiki/%E5%A4%A7%E4%B9%85%E4%BF%9D%E7%91%A0%E7%BE%8E)

She was discovered in 81 Produce's 3rd Seiyuu Audition in August, 2009, becoming one of the seven finalists amongst 1,109 who took initially part and won the excellence prize in the end. She made her debut in a minor role for the anime [Sasameki Koto](https://anilist.co/anime/6203).

(Source: AniDB)

__Non-anime roles:__
- Ami Aiba in "Digimon Story: Cyber Sleuth" (VG)
- Arin in "Fairy Fencer F" (VG)
- Elizabeth Bathory in "Fate/Grand Order" (VG)
- Female Protagonist in "Digimonstory Cybersleuth" (VG)
- Isto in "ToHeart2 Dungeon Travelers 2" (VG)
- Lancer in "Fate/Extra CCC" (VG)
- Little Red Riding Hood in "Kongokutou Mary Skelter" (VG)
- Lunalu in "Granlue Fantasy" (VG)
- Mayuka Morimoto in "Chou Ginga Sendan -Infinity-" (VG)
- Misaki Shinoyama in "Star Horse Pocket" (VG)
- Rider (Astolfo) in "Fate/Grand Order" (VG)
- Tia in "Goddess of Victory: Nikke" (VG)

Kaitou B