also: にじゅうでま
double work; duplication of effort
Refers to doing the same work twice or having to redo something, often due to poor planning or inefficiency. Used in business and everyday contexts.
Entering the data by hand is double work.
Managing documents both on paper and electronically results in duplication of effort.
手間 means 'time and effort' or 'trouble'; 二重手間 specifically means doing that effort twice.
Synonym with the same meaning; 二度手間 is more common in spoken Japanese, while 二重手間 is slightly more formal or written.
Standard kanji spelling; the reading ふたえでま is more common than にじゅうでま.
Alternate reading; less common than ふたえでま.
Compound of 二重 (ふたえ, 'double') and 手間 (てま, 'effort, trouble'). The reading にじゅうでま uses the alternative reading にじゅう for 二重.