Denshi Jisho — Online Japanese dictionary

今週 こんしゅう this week
Common word, Adverbial noun, Temporal noun 
今週 こんしゅうまつ this weekend
Noun 
今週中に こんしゅうじゅうに before the week is out; before the week is over; within the week; sometime this week
Adverb 

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