Late 9th century. Semimaru was a blind musician and beggar believed to have been a prince. He also wrote two highly regarded plays as well as other waka.

At The Ōsaka Barrier

Truly, this is where  
 Travelers who go or come  
 Over parting ways,–  
 Friends or strangers,–all must meet;  
 ‘Tis the gate of “Meeting Hill.”

Semimaru (Semimaru)

Kore ya kono  
 Yuku mo kaeru mo  
 Wakarete wa  
 Shiru mo shiranu mo  
 Ausaka no seki.