List: out-dated or obsolete kana usage

obsolete reading  noun  noun (generic) 

• heralding

obsolete reading  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb 

• prayer to a god

obsolete reading  dated term  noun  noun (generic) 

• toilet, lavatory

obsolete reading  search-only kanji form  archaic  noun  noun (generic) 

• China

obsolete reading  archaic  noun  noun (generic) 

• coastal indentations

obsolete reading  noun  noun (generic) 

• mourning

obsolete reading  noun  noun (generic)  abbreviation  historical term 

• Metal Monkey (57th term of the sexagenary cycle, e.g. 1920, 1980, 2040)
• Shōmen Kongō (deity)
• kōshin-machi (religious wake)

obsolete reading  poetical term  godan verb  godan verb (archaic)  verb (generic)  transitive verb 

• to destroy, to break, to damage

obsolete reading  rare term  noun  noun (generic)  noun or participle taking the aux. verb する 

• allusion, alluding, related explanation

obsolete reading  rarely used kanji form  search-only kanji form  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• curse, malediction, hex