第一木曜日 : Which Thursday of the month is it? When you say : , does it mean the first Thursday of the month? Or does it mean Thursday of the first week of the month? For instance, if we talk about October 2015, would be October 1st or October 8th? ![OCT2015](

It would mean the first Thursday of the month. In October 2015, is October 1st. The 8th of October would be .

Here's a question on Chiebukuro from someone who was mixed up with a similar problem.