noun
draft papers; call-up notice
Official military document ordering a person to report for service. Historically associated with the red paper (赤紙) used in Japan during wartime.
See also: 赤紙
戦時中、召集令状が届くとすぐに入営しなければならなかった。
During the war, when a draft notice arrived, one had to report for service immediately.
赤紙 is a colloquial term for the red-colored draft notice used in Japan, while 召集令状 is the formal term.
Compound of 召集 (しょうしゅう, 'conscription, call-up') and 令状 (れいじょう, 'warrant, written order').