Your search for "Styrene" revealed the following:

Styrene Paper B4-2P 2mm Thickness 4-Pack : Kougen-Do Materials Non-scale SP-B4-2P

Styrene board B4-5P 5mm thickness, 3 sheets : Kougen-do Material Non-scale SB-B4-5P

Styrene Paper B4-1P 1mm Thickness 4-Pack : Kougen-do Material Non-scale SP-B4-1P

Styrene board B4-1P 1mm thickness, 4 sheets : Kougen-do Material Non-scale SB-B4-1P

Styrene board B4-3P 3mm thickness, 3 sheets : Kougen-do Material Non-scale SB-B4-3P

Styrene board B4-7P 7mm thickness, 2 sheets : Kougen-do Material Non-scale SB-B4-7P

Styrene Paper B4-3P 3mm Thickness, 3-Pack : Kougen-do Material, Non-scale SP-B4-3P

Tile sheet (Tile plate) [4.2mm square] 150 x 300 mm, 1 sheet : Evergreen plastic material, non-scale 4504

Square tiles (clear) : Plastruct plastic material, non-scale PSC-46

Round bar 4.0 x 250 mm: Plastruct plastic material, non-scale 90862

Fish thatching: PLASTRACT plastic material 1:100 PS-124(91650)

Fish thatching: Plastruct plastic material 1:12 PS-127 (91653)

Corrugated corrugated siding, 2 ply: PLASTRACT PLASTIC 1:16 PS-27

Checker plate : Plastruct plastic material HO (1:87) PS-145

Fish thatching: PLASTRACT plastic material 1:24 PS-128 (91654)

Corrugated corrugated siding, 2 ply: PLASTRACT PLASTIC 1:24 PS-26

Spanish roof tile: Plastruct plastic 1:12 PS-123 (91639)

Thatched roof: Plastruct plastic material O (1:48) PS-115 (91631)

[Model] Planoita Mortar Note: Kobaru Equivalent: Sakatsuu Material N (1:150) 3750

[Model] Planoita tin roof Note: Kobaru equivalent: Sakatsu Material N (1:150) 3748