Most countries allow visa-free entry for travelers, with specific requirements varying by passport nationality. It is recommended to check the destination's official immigration/entrance website before departure for the latest regulations and ensure your passport has sufficient validity.

Destinations typically have well-developed public transportation networks, including metro, bus, and taxi services. Purchasing stored-value transportation cards (such as Macau Bus Card, Hong Kong Octopus, Taiwan EasyCard) makes using public transport convenient.

Each destination uses its local legal tender. Macau uses the Macau Pataca (MOP), Hong Kong uses the Hong Kong Dollar (HKD), Taiwan uses the New Taiwan Dollar (NTD), and Japan uses the Japanese Yen (JPY). Major shopping malls and hotels generally accept credit cards, while markets and small shops primarily use cash.

Each destination has a rich culinary culture. Macau has Portuguese egg tarts, pork chop buns, and Macanese cuisine; Hong Kong has dim sum, roasted meats, and cart noodles; Taiwan has bubble milk tea, xiaolongbao, and night market delicacies; Japan has sushi, ramen, and tempura.

Respecting local cultural customs is a basic requirement for civilized travel. Dress conservatively at religious sites, ask for permission before taking photos, and avoid loud conversations. In Japan, specific etiquette must be followed at restaurants and public places, such as bowing when entering temples and removing shoes when entering indoor spaces.