Most often used as a suffix after a time expression to indicate the length of time: 三日間, 一週間, 二時間, etc.
It kept raining for three days.
The survey period is one month.
Used after nouns to mean between or among members, groups, countries, companies, and similar units; common in slightly formal or written compounds such as 両国間 and 社員間.
Negotiations between the two countries are continuing.
Information is shared among employees.
good opportunity; chance; opening
Rare, formal use referring to an opening or chance, especially in fixed or Chinese-style expressions such as 間に乗じる.
“間に乗じる” is a formal expression meaning to take advantage of a good opportunity.
estrangement; discord; alienation
Rare and old-fashioned as an independent noun; it refers to a breach, separation, or discord between people or groups, mainly in fixed literary-style phrasing.
“間を生ずる” is an old-fashioned way to say that discord or distance has arisen.
Rare clipped or literary use connected with 間諜. Modern Japanese normally uses 間諜 or スパイ instead.
See also: 間諜
In older contexts, “間” may be used as an abbreviation of “間諜,” meaning a spy.
I read a lot of books during summer vacation.
The two of them discussed the problem between themselves.
I worked at that company for three years.
period of a year; for a year; throughout the year · during the era of; in the years of
moment; instant; second
space; room; airspace
private; non-governmental; civilian · folk; popular
middle; midway; center · middle position; moderate stance; neutral ground · interim; intermediate; midterm
for ... minutes; a period of ... minutes
night; nighttime
crotch; groin; area between the thighs
short term; short period
space; interval; gap · space character; whitespace
indirect; indirection
section; segment; stretch · interval
month-long period; month
long period; long term; extended period
among the mountains; mountainous area
snacking; eating between meals
interlude; intermezzo
in the forest; among the trees
timetable; schedule
line spacing; space between lines; between the lines
hair's breadth; close call; by a hair
between vehicles; inter-vehicle
intervertebral disk
gap; opening; interval
geyser
interpolation
thinning (forestry); periodic thinning