Official Site

Release date: April 24, 2019
Alt name: Jacks or Better ～Rouge et Noir Side Bet～ ディーラー ジル・ラグレーン
Age: R18
Label: Hanakagami
Scenario: Mikado Ren
Illustration: Sabaru Doro
CV: Domon Atsushi (Satou Takuya)

Fan translation here

Tracklist:
1.Position Bet (6:25)
2.Show Card (8:29)
3.House Rule (5:55)
4.Rating (9:49)
5.Rabbit Hunting (7:48)
6.Check Raise (7:47)
7.High Stakes (16:31)
8.Payout (16:15)
Animate, Pokedora R, DLsite Garumani and Official Online Store Tokuten
Motel (19:31)
Stellaworth and Stellaplayer Tokuten
Vintage (19:47)