出典:Wikipedia
出典:『Wikipedia』 (2011/07/09 04:47 UTC 版)
The Happy Monday System (ハッピーマンデー制度 Happī Mandē Seido) refers to a set of modifications to Japanese law in 1998 and 2001 to move a number of national holidays to Mondays, creating a three-day weekend for those who normally have a five-day work week.