Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. You see, when you're the sons and daughters of the wealthiest of the wealthy, it's not athletic prowess or book smarts that keep you ahead. It's reading your opponent-the art of the deal. What better way to hone those skills than with a rigorous curriculum of gambling?At Hyakkaou Private Academy, the winners live like kings, and the losersare put through the wringer. But when Yumeko Jabami enrolls, she's gonna teach these kids what a high roller really looks like

Losing big to a member of the student council, Yumeko finds herself deeply in debt and cast down to the rank of "house pet" in the Hyakkaou Academy hierarchy. With her future hanging in the balance, the student council tournament may be Yumeko's only shot at redemption. Teaming up with former rival Mary, currently suffering the same sub-human indignity, Yumeko and her new partner are prepared to go all in for another shot at the high life. But will luck favor these ladies...?

"First published in Japan in 2016 by Square Enix Co., Ltd."--Colophon.

The Student Council President is away, and the rest of the council will play...
Yumemi Yumemite is a super popular idol who's a big hit in the indie scene. Not only is she a student at the Hyakkaou academy, but she's also a member of the student council? How will Yumeko do in a gamble with an idol?

"First published in Japan in 2015 by Square Enix Co., Ltd."--Colophon.

"First published in Japan in 2017 by Square Enix Co., Ltd."--Colophon.

"First published in Japan in 2018 by Square Enix Co., Ltd."--Colophon.

"As the election fever rages on, a cheery Yumeko is back on the hunt for her next gambling opponent. Meanwhile, Mary and her pending friendship with Ririka brings them face-to-face with another member of the Momobami family, but a greater threat by the name of Rin Obami awaits, reeking of fraud and scumcoins. Will this odd duo be able to keep their cool in front of a pro swindler?!"--