The ECU is a Japanese domestic model, I don't have one of those, you may be able to use a Euro ECU, do you have an O2 sensor?. The distributor you should be able to source from the US or anywhere that had the EFI model.
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1984 Suzuki SJ413K pick up, 1.6 16V Baleno engine 2000 Suzuki Vitara 1.6 8V, many mods 2004 Suzuki Ignis 1.5VVT 4Grip 2006 Suzuki Jimny 1.3VVT JLX+ and many more.