There are a few different ways to say 'hi' in Japanese:
Konnichiwa is 'hi' in Japanese.
You may say 'hoka no hi' or 'betsu no hi.'
hi ming
hi no tora
Hi no akuma
Hi no bakuhatsu
yami no hi
it's konichiwaIf you want to say hi in the morning, say, Ohio gozimasu
Ko-hi o kudasai.
黒火 Kuro-hi
液火 Eki-hi
sa-hi-yen-gee dont know how to spell it in japanese