What should a quantum cruise ship prepare?

1. boarding pass. (Quantum number needs to be online 72 hours in advance! ! )

2. Passport+passport copy

3. change a small amount of yen in cash in advance.

4. Credit card for ship consumption (if there is no credit card, you need to prepare hundreds of dollars and change it in advance).

Preparation of suggestions:

American standard conversion socket

Change clothes and swimsuits according to the season.

Umbrella, raincoat and rain boots

Overseas wifi devices, etc.