noun
A direct loanword from English, used in Japanese to refer to a person's own life story written by themselves. More formal or literary than the native term 自伝 (jiden).
彼のオートバイオグラフィーはベストセラーになった。
His autobiography became a bestseller.
その作家は晩年にオートバイオグラフィーを執筆した。
The author wrote an autobiography in his later years.