The number one mistake: buying a set for the wrong variant. Different versions of mahjong use different tile counts and accessories. Figure out the variant first, then come here.
Running a mahjong tournament is mostly logistics and communication. This guide walks through format, scheduling, seating, and scoring so the day itself runs clean.
Bone, bamboo, ivory, Bakelite, melamine. Mahjong tiles have been made from all of them. Here's what changed over a century and what to look for when buying a set today.
Some variants use flower tiles. Some don't. Some make them worth points, some make them wildcards, some just use them as bonus draws. Here's how they work across different versions.
American, Chinese, Japanese, Singaporean, Korean, Filipino. Here's what actually makes each one different, side by side, so you can stop mixing them up.