Your search for "Diagonal box" revealed the following:

Kakukaku Rail for Mini Mini Train Compatible with Daiso Case (20x10cm) : Yoshiaki Ishikawa Railroad Track 9mm Gauge N(1:150)

Townscape Accessories : Farrar Unpainted Kit HO (1:87) 180585

Rail R40 Oval for Mini Mini Train Compatible with Daiso Case (20 x 10cm) : Yoshiaki Ishikawa Railroad Track 9mm Gauge N(1:150)

Tram Module 2-A : Yoshiaki Nishimura, HO module layout art work 1:80-scale

Pear Rail for Mini-mini Train, Daiso Case Compatible (200x100mm) : Yoshiaki Ishikawa Railroad Tracks 9mm Gauge N (1:150)

Beach Hut" by Yoshiaki Nishimura, figure section, 1:12scale

Drydock in Southampton": Yoshiaki Nishimura 1:700scale

Hexagon Socket Head Fittings, Double Dia. 1.8mm Flat, Tapered : Sakatsu Detail Up Non-scale 4458

Australian Transcontinental Bus: Yoshiaki Nishimura, Bus & Truck 1:32scale

Town factory C : Sankei kit N (1:150) MP03-106

Fire Hydrant: YSK Unpainted Kit N (1:150) Part No. 231

[Model] Telephone Box Amber Note: Kobaru Equivalent: Sakatsuo Unpainted Kit N (1:150) 3741

Work Shed : Woodland Pre-Painted N (1:160) BR4947

Hexagon Socket Head Fittings Double 1.2mm Dia: Sakatsu Detail Up Non-scale 4454

Flat, square and rectangular wood 4.8 x 9.5 x 600 mm 5 pcs : Northeastern Wood Non-scale 70264

R25 oval for mini mini train, for Daiso case (145x65mm) : Gimei Ishikawa Railroad Track 9mm gauge N( 1:150)

Telephone Box : Echo Model Unpainted Kit HO(1:80) 351

British Delivery Service" by Yoshiaki Nishimura - Bus & Truck 1:32scale

Small Centipede : Classic Story Unpainted Kit HO (1:87) PAA-0107

Whiskey Truck" by Yoshiaki Nishimura, Bus & Truck 1:32scale