Some do. Some don't. The retron 5 now does translation patches tho so a better bet would be to buy the original Japanese version and just patch it with the translation patch. Cheaper that way too.
------------------------- Interested in BUYING the following (cart only) NES games:
Duck Tales 2 for $100 (Yes, pricecharting has it higher, no I don't want to pay more than $100 for an NES game.)
Chip and Dale Rescue Rangers 2 for $100 (Yes, pricecharting has it higher, no I don't want to pay more than $100 for an NES game.)