List: out-dated or obsolete kana usage

obsolete reading  idiomatic expression  expression 

• preaching to the deaf, wind (blowing) into a horse's ear

obsolete reading  noun  noun (generic)  adverb 

• moment, instant, short amount of time

obsolete reading  food, cooking  noun  noun (generic) 

• dried taro stem

obsolete reading  noun  noun (generic) 

• (roof) beam

obsolete reading  noun  noun (generic) 

• one bank (of a river)

obsolete reading  noun  noun (generic) 

• ceremonial offering to the deities by the Emperor of newly-harvested rice

obsolete reading  numeric 

• 7000, seven thousand

obsolete reading  noun  noun (generic)  archaic 

• mountain clouds
• mountains and clouds

obsolete reading  noun  noun (generic) 

• cow

obsolete reading  noun  noun (generic) 

• caramel-coloured cow