フラッシュモブでしょう
furasshumobudeshō
1. Probably a flash mob.; It will likely be a flash mob.
Noun
#1000567
1. Probably a flash mob.; It will likely be a flash mob.
1. flash (esp. of a camera); flashlight
2. very short scene in a film or TV show
3. newsflash
1. it seems; I think
2. right?; don't you agree?
1. Flash; Of flash
1. With flash; By flashing
1. Flash; It is a flash.
1. Was a flash.
1. If flash; When flash
1. Not flash.; Not a flash.
1. If it were a flash; If it flashed