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An online board game.

【How to play】
1. This game competes for the number of disks. Players can flip opponent's disks by sandwiching.
2. The maximum handicap is 60; RankDifference×10.
3. Players can rank up by 10 points.
4. If the user data is not saved, it is necessary to set the DOM storage effective.

【Information】
Online Labo
The terms of use, privacy policy, system requirements and contact information are here.