It’s a 4 volumes manga and Jaimini’s Box (RIP) already translated 23 of the 35 chapters
Here is the synopsis :
<< There is a high school that rests on an island where sly gamblers gather. The unlucky heroine, Shinonome Karin, is met with misfortune on the very first day she transfers to her new school and gets wrapped up in a rigged gamble. At that moment, she is saved by Kumode Nagisa, a teacher with an unsettling air who hates gambling. >>
Aquagan
It’s a 4 volumes manga and Jaimini’s Box (RIP) already translated 23 of the 35 chapters
Here is the synopsis :
<< There is a high school that rests on an island where sly gamblers gather. The unlucky heroine, Shinonome Karin, is met with misfortune on the very first day she transfers to her new school and gets wrapped up in a rigged gamble. At that moment, she is saved by Kumode Nagisa, a teacher with an unsettling air who hates gambling. >>