noun
residual value; scrap value; memorandum value
Accounting term for the nominal value (often 1 yen) assigned to a fully depreciated asset to keep it on the books.
減価償却が終わった資産には備忘価額として1円を付ける。
A fully depreciated asset is assigned a memorandum value of 1 yen.
Compound of 備忘 (びぼう, 'memorandum, reminder') and 価額 (かがく, 'value, amount'). The term reflects the practice of keeping a nominal value on the books as a reminder that the asset still exists.