Konnichiwa - Good Afternoon/ also used as 'hello' in general
Ohayou/Ohayou Gozaimasu - Good Morning
Konbanwa - Good Evening
Moshi Moshi - Hello over the telephone
*adding*
Mata ne/jya ne - see you later
o genki desu ka - how are you
hajimemashite - pleased to meet your aquaintance
yoroshiku - nice to meet you
sumimasen - excuse me/pardon me
gomenasai - I'm sorry (gomen ne/gomen are less formal)
Some common time greetings used in different cultures include "Good morning" in English, "Bonjour" in French, "Guten Morgen" in German, "Buenos das" in Spanish, and "Ohayou gozaimasu" in Japanese.
Saluti comuni is an Italian equivalent of the English phrase "basic greetings." The masculine plural noun and adjective translate literally as "common greetings." The pronunciation will be "sa-LOO-tee ko-MOO-nee" in Italian.
The Republic of Seychelles has three official languages, so it depends on whom you meet. Most common are French, Creole and English. I enclose a link to a good travel website which offers some common greetings you might hear in Seychelles.
Common Thanksgiving greeting cards are in the same spirit of the holiday. Greetings include sayings like happy holidays or happy Thanksgiving. Other greetings can be as simple as a thank you.
No, Joey is not Japanese. Joey is a common English name and can be used by people of any nationality.
"Season's Greetings" in Japanese is spelled as シーズンズ・グリーティングス (Shīzunzu Gurītingusu) when using katakana. However, a more common phrase used during the holiday season is "メリークリスマス" (Merī Kurisumasu) for "Merry Christmas." For a general seasonal greeting, you might also use "季節の挨拶" (Kisetsu no aisatsu).
Japanese people do not have any Christmas greetings. Their Christmas greeting is the same as the English ones but with Japanese pronunciation. They say it as Meri Kurisumasu. New Year greetings are more common. They say akemashite omedetou, yoi otoshi o omukae kudasai, or simply yoi otoshi o.
There are many useful phrases in Cantonese. Transliterated to English the most common is hello: "wei." Thank you is "m goi." Bye bye is similar using "bai bai."
British English is still English. So you would say "Hello".
English is not an official language in Japan, nor is it either necessary or common in everyday life. You could just as easily ask why other people don't speak Japanese.
There are multiple ways to express 'but,' however, a common word is "demo."
Sakura (桜) is the Japanese word for the cherry blossom tree. It's also a fairly common name for Japanese girls.