noun
early next week; beginning of next week
Refers to the early part of the upcoming week, typically Monday or Tuesday. Used in scheduling and planning contexts.
来週明けに会議を設定しましょう。
Let's schedule the meeting for early next week.
来週明けには結果が出る予定です。
The results are expected to come out at the beginning of next week.
来週 means 'next week' as a whole, whereas 来週明け narrows it down to the early part of next week.
Compound of 来週 (next week) and 明け (opening, beginning).