6/24 is Do Re Mi Day! (Doremy Day)! A commemorative day for the dream controlling youkai, Doremy Sweet! It is said Italian monk and music theorist Guido d'Arezzo invented the Do Re Mi musical scale on June 24, 1024, making today its 1000th anniversary, as presented by Doremy.

You had an amazing *** dream last night, didn't you? ♡

You don't remember anymore? Don't worry. I recorded everything. ♡