Your search for "styrene" revealed the following:

Clapboard 12.4 x 2.0 x 88 x 609 mm, 2 pieces : Northeastern wood, non-scale 70384

Stone material: Crushable stones, round (7.0-15.0mm) : Morin material, non-scale CR-14

Flat, square and rectangular timber 6.4 x 76.2 x 600 mm, pack of 2 : Northeastern Timber, non-scale 70293

Straddle Bridge : Sankei Kit HO(1:87) MK05-13

Flat, square and rectangular wood 4.8 x 7.9 x 600 mm, 5 pieces : Northeastern Wood, non-scale 70263

Wainscotting 2.4 x 0.8 x 76 x 279 mm, 2 pieces : Northeastern Wood, non-scale 6012

Field Summer Height 12mm : Martin Uhlberg Non-scale WB-P122

Castle in the Sky [Locomotive and Automobile] : Sankei Kit N(1:150) MK07-12

Copic Chao YG09 Lettuce Green Lettuce Green : Two Markers

Flat, square, rectangular balsa sheet 3mm thick 80 x 300 mm : Kodo Wood Non-scale BP-303

Copic Chao E04 Lipstick Natural Lipstick Natural: Two Markers

Sugisawa 2-line Locomotive Depot II : Baioudou HO(1:87) Pre-colored Kit ST-027-87C

Road Stamp Right Turn (Right Turn Arrow Direction of Travel: Traveling Direction Traffic Classification): DioramaBox Stamp N (1:150)

Material for blister expression : Morin material, Non-scale BW-01

Peeled type (Weed Hazy Green) Height 12mm : Martin Uhlberg Non-scale WB-LWHG

Bush E, grass type, height 20mm, light brown : Martin Uhlberg Non-scale WB-SELB

Stone material R-stone river stone for ravines small grey : Morin material non-scale 541

Latticed door (thick): Cobani unpainted kit 1:12 scale WZ-002

Hinagiku: Wako Material 1:35 A-35

Tulik 10cm 5pcs : Koukoudo Material Non-scale TR-100