If a customer buy a product via TI store, is the transaction deemed as Japan domestic transaction in law of Japan consumption tax?

It depends on transaction currency and incoterms. If “payment currency is JPY and incoterms is DDP”, the transaction is deemed as Japan domestic transaction in rule for Japan consumption tax. If ”payment currency is JPY and incoterms is CIP” or ”payment currency is USD and incoterms is FCA”, both of the transactions deem as import transaction in rule for Japan consumption tax. A way of deduction for consumption tax is depend on the customers.