I love japan and everything that is japanese related. below are a few phrases that I have picked up (feel free to tell me of any corrections if I am wrong.
akemashite omedetougozaimasu - happy new year
anataniwa kamino bananawa mottainai - I don't think that you deserve the holy banana
anatano suupno nakani ha-ega haitte imasu - sir there is a fly in your soup
anatawa bakada - you are an idiot
anatawa nihongowa shaberemasuka? - do you speak japanese?
anatawa totemo sugoy - you are so cool
arigato - thank you
bakana amelikajin - stupid american
darekaga akachanwo tabeta - someone ate the baby
doozo yoroshiku - may I ask you to be kind to me
furenchifuraiwo tsuketekudasai - I would like fries with that
ganbare - good luck
gomennasai - I'm sorry
hai - yes
hetajya arimasenyo - you are not bad
iie - no
iiyumeomitene - sweet dreams
kame - turtle
kaze no tairiku - land of wind/breeze
kimiwa sugoy hitoda - you are so cool
kobun - slave, servant
konnichiwa - hello
kosokue - fuck you
matakondo - see you later
moshi bakanakotowo ittara gomennasai - pardon me while I say something stupid
mukatsuku - I'm getting pissed (slang)
nihonji dakedo - japanese only
ohashi - chopsticks
otealai wa dokodeska? - where is the bathroom? (formal)
oyabun - master
oyasumi - good night
oyasuminasai - good night
san - Mr, Mrs, ect.
sayonara - bye
shippai - failure
shizukanishinasai - shut up
soledake - that's all
soodemo nai - not particularly
sugoi- wow
toile wa dokodeska? - where is the bathroom?
tomodachi - friend
tomogotchi - egg kid
watashino nihongowa hetadesu - my japanese sucks
watashiwa anatani warukuchiwo iu - I am putting a curse on you
watashiwa jibunno kangaeni maketeiru - I am losing a fight with my mind