Yoko Hikasa is a Japanese voice actress and singer, currently affiliated with I'm Enterprise. She aspired to become a voice actress after watching Sailor Moon, and later attended Nihon Narration Engi Kenkyuujo, a seiyuu training school. Her major breakthrough was the leading role as Mio Akiyama in the hit series K-ON.

Yoko Hikasa plays as Arshes Nei (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Yoko Hikasa is the top #1 member of the cast and appears in 39 episodes.

Nao Toyama is a Japanese voice actress affiliated with INTENTION. She made her professional debut in 2010 as the voice of Kanon Nakagawa in the television anime series The World God Only Knows.

Nao Toyama plays as Sheila Tuel Meta-llicana (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Nao Toyama is the top #2 member of the cast and appears in 39 episodes.

Sayaka Senbongi plays as Falanya Elk Arbalest (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Sayaka Senbongi is the top #3 member of the cast and appears in 12 episodes.

Matsuda Kenichirou is a Japanese voice actor affiliated with Arts Vision.

Kenichirou Matsuda plays as Bardloche Earthwold (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Kenichirou Matsuda is the top #4 member of the cast and appears in 12 episodes.

Soma Saito (斉藤 壮馬, Saitō Sōma) is a Japanese voice actor affiliated with 81Produce.

Soma Saito plays as Wein Salema Arbalest (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Soma Saito is the top #5 member of the cast and appears in 12 episodes.

Akio Otsuka is a Japanese voice actor affiliated with Mausu Promotion. He is the son of fellow voice actor Chikao Otsuka. In February 2005, he married voice actress Yoko Soumi, but later divorced her in 2009.

Akio Otsuka plays as Gruyere Solgest (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Akio Otsuka is the top #6 member of the cast and appears in 12 episodes.

Takayuki Sugo is a Japanese film, television and voice over actor.

Takayuki Sugo plays as Hagar (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Takayuki Sugo is the top #7 member of the cast and appears in 12 episodes.

Kengo Kawanishi (河西 健吾, Kawanishi Kengo, February 18, 1985) is a Japanese male voice actor. He was born in Osaka and his blood type is A. He was formerly affiliated with Office Kaoru, but is now affliated with Mause Promotion. He debuted as a voice actor in 2006. In June 2010, he dubbed Sterling Knight for the first time as Christopher in "Starstruck", and in October 2015, he starred for the first time in the anime series "Mobile Suit Gundam: Iron-Blooded Orphans" in the role of Augustus. Chika Umino, the original author of "March Comes In Like a Lion," described him as "a shining dark voice."

Kengo Kawanishi plays as Manfred Earthwold (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Kengo Kawanishi is the top #8 member of the cast and appears in 12 episodes.

Rie Takahashi plays as Ninym Ralei (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Rie Takahashi is the top #9 member of the cast and appears in 12 episodes.

Ryuichi Kijima is a Japanese voice actor.

Ryuichi Kijima plays as Demetrio Earthwold (voice) in The Genius Prince's Guide to Raising a Nation Out of Debt.
Ryuichi Kijima is the top #10 member of the cast and appears in 12 episodes.