Ah, yeah, that's not quite a trench coat, but then there were a few fashion items that just got generic names instead of proper ones. Those are super passe though, I wouldn't even try to make an outfit with them.
RGBY.jpg GRBY
GSC.jpg GSC
RSE.jpg RSE
DPPt.jpg DPPt
BW1.jpg BW1

Meanwhile, here's 5 outfits based on the first 5 generation mainline games.