Shit, my other post cut off early.
Okay. So you place all of these things at the start of the level. You click on the object in the right side toolbar, move it to where you want it, and left-click to place.
Kimi wa ne tashika ni ano toki watashi no soba ni ita
Itsudatte itsudatte itsudatte
Sugu yoko de waratteita
Nakushitemo torimodosu kimi wo
I will never leave you