週間|しゅうかんshuukan[0]heiban (flat)

1. nounweek
   もう２週間しゅうかんたったら帰かえります。↗

   I will be back in another two weeks.

• SynonymウィークNeutralLoanword mostly seen in compounds and proper names such as 「ゴールデンウィーク」; it rarely stands alone. In everyday speech 「週」 is the normal word.
• Synonym週しゅうNeutralRefers to the week as a unit, as in 「今週」 or 「週に一回」. 「週間」 typically follows a numeral for a duration (「二週間」) or appears in 「～週間」 event names.

Use 「週間」 with a numeral to give a length of several weeks, as in 「二週間」. Use 「週」 for which week or how often, as in 「今週」 or 「週に一回」. 「ウィーク」 appears in names like 「ゴールデンウィーク」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. （名詞めいしの前まえに付ついて）週しゅうの、一いち週間しゅうかんの。
2. （名詞めいしの後あとに付ついて）ある特定とくていのことについての週しゅう。