Answer:
False
Explanation:
1) In Japan, this is rude to openly tip waiters, waitress, etc. So to avoid squabbles over tipping some restaurants ask politely if they may charge a fee of 15% on coupons. But it is not expected, nor it is mandatory to have this rule. It is humiliating, disgusting for somebody to ask or wait for tips.
Tips are not seen as an incentive to better work in Japan.
2) Tips in Europe is way too modest, than in the US. In some countries it is not even expected, but the tips range within 5% to 10% when it is necessary.
3) Kellyanne is wrong in both pieces of information