会かい計けい四し半はん期き

• 四し半はん期き

  四半期 means 'quarter' in a general sense, while 会計四半期 specifically refers to a fiscal quarter in accounting.

• 決けっ算さん期き

  決算期 refers to a settlement period or accounting period, which may be longer or shorter than a quarter. 会計四半期 is specifically a three-month fiscal quarter.

Compound of 会計 (accounting) and 四半期 (quarter). The term is a direct calque from English 'fiscal quarter'.