Kaidā glyphs
Kaidā glyphs (カイダー字, Japanese: Kaidā ji; Yaeyama: Kaidādzī) Yonaguni: Kaidadi, Kaidazu are a set of pictograms once used in the Yaeyama Islands of southwestern Japan. The word kaidā was taken from Yonaguni, and most studies on the pictographs focused on Yonaguni Island.