====== This bingo machine uses 75 balls. The 90 balls version is available as a separate app below: https://play.google.com/store/apps/details?id=jp.aosystem.bingomachineninety ====== A version where the machine and cards are linked online is available separately here. (75 balls) https://play.google.com/store/apps/details?id=jp.aosystem.bingoonline ====== Bingo machine simulator. Randomly remove balls with numbers from 1 to 75 on them. The history of the numbers taken out is also displayed. Th