tear gas

group of demonstrators (protesters)

to use / to employ / to make use of, to apply / to spend

traditional folk song of Amami / (more broadly) traditional folk song of Okinawa

To do something completely (unintentionally); cannot help doing

to close / to finish, do something completely / to put away, to put an end to / is, or was (with conjugation), done completely / happens, or happened, unexpectedly / is done with difficulty

indicates that something undesirable was done or happened

sister city

used in response to a failure or mistake: dang, shoot, darn it

spray (commercial product) / spray (pressurized container), sprayer, atomizer