Amazon Japan will ship to most countries too:
Dan Cases C4-SFXv1 Mini-ITX PC Case, Black, Compatible with Mini-ITX/DTX/Deep-ITX Standard Motherboards, USB 3.2 Gen2 Type-C Terminals, Capacity 4.7 gal (14.7 L), 11.0 inch (280 mm) Radiator
https://www.pccasegear.com/products/62207/dan-cases-c4-sfx-mini-itx-case-black
https://www.pccasegear.com/products/62206/dan-cases-c4-sfx-mini-itx-case-silver
PcCaseGear now have them up for preorder. ETA 29/09/23. End of Sept 2023.
Is the HDPLEX 160W AC-DC Adapter + 160W DC-ATX NanoATX Combo the only internal AC power supply that will fit?
Dynamo Mini 200 DC-ATX looks slightly better, but are there any ~200W AC-DC adapters that will fit internally?