Kanji么
Readingやお
Frequency100%
Used in (5 in total)
all simples; winning hand containing no terminal tiles or honor tiles
terminal and honor tiles (i.e. 1, 9, and non-numbered tiles)
tanyao (winning hand containing no terminal tiles or honor tiles); all simples
winning hand with at least one terminal tile in each set and no honor tiles
thirteen orphans; winning hand containing one of each terminal and honor tile