His jacket:used
Her one-piece:ka na ta H2X
文化服装学院に通う恋人同士の二人
沈むような、流れるような黒を纏う二人
The no collar jacket, the silhouette as if it is sinking that he is wearing is used clothing.
Her dress is from ka na ta H2X. The theme of it is water, and the flowing line of it explains it all.