Try this:
Watashi WA kore ni kanshite WA amari tokui de WA nai.
actually it is Watashi WA kono tokuide WA nai
You may say 'oshare' in Japanese; it means "fashionable," "stylish."
Sayonara .
yoi or ii
Halo isn't a world in Japanese so you would say Halo...
If you meant to say "konichiwa" then it means good afternoon/good day in Japanese :L
The japanese word of song is "uta"and beautifull is"ii"...so you can say it in japanese..."ii uta"
Ohao Gozaimasu.
yoi shokuyoku
Ohayo (OHIO)
鬼 /o ni/ is a good Japanese equivalent for what you are looking for.
"Gakkari.."
'ii', or 'yoi'.