Japan generally charges 3,000 yen (29 dollars) for a single-entry visa and 6,000 yen for a double-entry or multiple-entry visa.

The Singapore embassy in Beijing warns its citizens that multiple-entry visas would be approved on a 'case-by-case basis with strong justifications.

With a multiple entry visa, no one needs to stay in America as illegal aliens, and the US visa department will not need to reject them based on their possible intent of not leaving the USA.