Your search for "styrene" revealed the following:

Gerbera: Wako material 1:12 G-5

Chochin C White Ramen, small dishes, etc.: Sakatsuo Kit HO(1:87) 1512

Dead leaves light brown : Kigusa BUNKO Material Non-scale K3

Sitting girl: Dunkes Model Studio unpainted kit 1:24 FI24-002

Round bar 0.3 x 250 mm: Plastruct plastic material, non-scale 90850

Real Green X : Ultrareal24 3D unpainted kit of plant expression, tree leaf type 1:24 1024

House on fire: Farrar unpainted kit HO (1:87) 130429

Arrietty the Borrower [Arrietty's House] : Sankei Kit 1:48 MK07-13

Drugstore : Diorama City Building 3D unpainted kit 1:600 size 3012

Flat, square and rectangular timber 4.8 x 101.6 x 600 mm 1 piece : Northeastern Timber Non-scale 70271

Plastic box and bogie: Prizer Kit HO (1:87) 17113

Copic Chao RV34 Dark Pink Dark Pink: Two Markers

Clinic : Sankei Kit HO(1:80) MK05-36

6 railway workers : Preiser unpainted kit 1:22.5 45182

Plastic pallet (blue) : YSK Unpainted kit N (1:150) Part No. 465

Flat, square and rectangular wood 3.2 x 6.4 x 600 mm 10 pcs : Northeastern Wood Non-scale 70235

6-story apartment building : Diorama City Building 3D unpainted kit 1:600 size 3015

"Model" Plaster. Light-blue. Preiser Interior Kit : Preiser Pre-Colored Kit HO(1:87) 19626

Angle (L-shape) 1.6 x 1.6 x 558 mm, 5 pieces : Northeastern Wood, non-scale 70501

Table & Chair C: Sankei Kit N(1:150) MP04-95