I don't think it's specifically only for Filipinos per se(because that would be very bad and a very weird rule), but most probably just for people that's currently residing in the Philippines. That'd make a lot more sense. Also, only level 3 verifications require address verification. https://support.coins.ph/hc/en-us/articles/201305154-How-can-I-increase-my-daily-transaction-limits-