This solitaire-style matching game is designed for strategy and relaxation: Google Playhttps://play.google.com Shanghai Mahjongg - Apps on Google Play
If you meant a , that exists — but not as a formal research paper. You might find:
of Mahjongg Shanghai–style games:
PCH Games offers popular mahjong variants like and Mahjongg Shanghai , which can be played for free directly through a web browser on desktop or mobile devices. While these games are typically hosted as instant-play browser experiences rather than standalone desktop downloads, players can find similar "Shanghai" mahjong apps for offline play on major platforms like the Microsoft Store , Google Play , and the Apple App Store . Where to Play PCH Mahjongg Shanghai
To play Mahjongg Shanghai safely without risky downloads:
Sites like FreeGames.org and Agame offer the classic Shanghai layout with no registration or download required.