Japan offers visa-free entry to 74 countries for stays of typically up to 90 days for tourism, business, and visiting family.

If you are of a non-exempt nationality or want to stay beyond the short-term stay, study, etc., you'll need to apply for a visa.

• Konnichiwa (こんにちは) – Hello / Good afternoon
• Arigatou gozaimasu (ありがとうございます) – Thank you
• Sumimasen (すみません) – Excuse me / I’m sorry (Also used to get attention, e.g., from a waiter)
• Gomen nasai (ごめんなさい) – Sorry (Apologizing)
• Hai (はい) – Yes
• Iie (いいえ) – No
• Daijoubu (大丈夫)* - "it's okay," "I'm fine," or "no problem." 
• Kore o kudasai (これをください) – I would like this, please.
• Omizu o kudasai (お水をください) – Water, please.
• Gochisosama deshita (ごちそうさまでした) – Expression of gratitude after eating
• Okaikei onegai shimasu (お会計お願いします) – Check, please!
• Genkin de (現金で) – I’ll pay with cash.
• Kaado de (カードで) – I’ll pay with a card.
• Eigo ga hanasemasu ka? (英語が話せますか？) – Can you speak English?
• Wakarimasen (わかりません) – I don’t understand.

*If you're asked if you want something, such as a bag, at the convenience store and don't need one, it's better to say "daijoubu" rather than "iie" as it's more polite.