来らい週しゅう中ちゅう

noun

during next week; sometime next week; throughout next week

Refers to an action or event taking place within the timeframe of next week. The exact interpretation (at some point vs. throughout) depends on context.

• 来らい週しゅう中ちゅうにレポートを提てい出しゅつしてください。

  Please submit the report sometime next week.

• 来らい週しゅう中ちゅうはずっと雨あめらしい。

  It seems it will rain throughout next week.