Standard 1-Shanten With Yonrenkei
Yonrenkei, the crown jewel of four tile shapes. Early in our studies of tile efficiency, we learned its utility. It serves as two floating tiles, easily creating ryanmen blocks; or (equivalently) seen as two ryanmens conjoined at the hip; it can grow to form a sanmenchan; or a nobetan wait finding our pair. We quickly learn to love the shape and keep it around, and in return, the yonrenkei returns the favour and give us improvements in our hand. ...