Local yaku

Local Yakus 「ローカル役」 are the yakus not used in the standard ruleset of japanese mahjong. Some of them are used to be in general ruleset before, they are also known as Ancient Yakus 「古役（こやく）」.

Disclaimer: There are quite a lot of local yakus in the history. This page will only record some of them. The list is incomplete.

External links

• 麻雀のローカル役

Local yaku in Japanese Wikipedia