Your search for "styrene" revealed the following:

"Model" Wall tiles. Blue. Preiser Interior Kit : Preiser Pre-Colored Kit HO(1:87) 19619

Police Box : Sankei Kit N (1:150) MP03-64

Flat, square and rectangular wood 2.4 x 50.8 x 600 mm 5 pcs : Northeastern Wood Non-scale 70227

Model] Chochin (White) Note:Kobaru Equivalent: Sakatsuu Unpainted Kit N(1:150) 3708

Latrine Hut A : Baioudou N (1:150) unpainted kit ST-016-15C

4 semicircles 2.4 x 2.4 x 609 mm, 1 piece : Northeastern Wood, non-scale 573

Telephone box A: Sankei kit N (1:150) MP04-72

Square nuts and washers: Grantline unpainted parts O(1:48) 44

Natural wood powder chestnut [coarse] approx. 17g: Morin material NW-12

Round bar 0.5 x 250 mm: Plastruct plastic material N (1:160) 90851

Powdery material Real Sand (0.03 - 0.6mm) Brown : Molin material Non-scale TR-04

Snack: Sankei Kit N (1:150) MP03-97

Stink pipe : Araragi Products HO (1:83) unpainted kit AR-003-83U

Set of 10 Japanese tiles under the eaves, one of which is for the left end : Fujiya Unpainted Kit 1:12 Scale 109

Stone material R-stone Ballast N coarse (0.9 - 1.2 mm) Local II dark brown: Moline material N (1:150) 463

Round bar 1.6 x 609 mm, 1 piece : Northeastern Wood, non-scale 486

Miniatuart mini [Small Farm] : Sankei Kit Non-scale MP05-06

Naughty Girl : Prizer - Finished product 1:22.5 45142

Town of Wonders-6: Sankei Kit N(1:150) MK07-29

Acrylic 5mm round bar - 4 pieces : Koeido Material - Non-scale AB-5R