hmm..
i'll post some that i remembered..
here:
ohayou -- good morning
konnichiwa -- good afternoon
konbanwa -- good night
oyasumi -- good night/have a nice dream
mata ashita -- see you tomorrow
jya mata -- see you
mata raishuu -- see you next week
tanjoubi omedetou -- happy birthday
arigatou gozaimasu -- thank you very much
ogenki desuka? -- how are you?
genki desu -- i'm fine
gomen ne -- i'm sorry
sumimasen -- excuse me
daijoubu ka? -- are you alright?
daijoubu desu -- i'm alright
daisuki dayo! -- i like you
aishiteru -- i love you
tomodachi -- friend
kazoku -- family
nee-chan -- big sister
nii-chan -- big brother
imooto -- little sister
otooto -- little brother
okasan -- mother
ojisan -- father
kimi/anata -- you
minna - everybody
hoshi -- star
tsuki -- moon
hana -- flower
ai -- love
ganbatte! -- good luck!
well..that's all that i remembered right now,
the rest..i forgot lol~