Yeah!a whole list of them:
Anime=animation, cartoon.
Manga= small thick comic book.
Shonen= boy
Bishono=Beautiful boy
Shojo=girl
Bishojo=beautiful girl
Kawaii=cute
Kakkoii=cool!
sugoi=excellent OR awful
Yo=Hey
Hai=Yes
iyey=no
baka=idiot
baka na=stupid
damaru= shut up
suteki= great
iku yo=let's go!
Mata ne=see ya!
ja ne=see ya
Abunai=look out!
Arigato=thanks
Onegai= Please
Konnichi wa = hello (used from 11:00 am till sunset)
Konbanwa=good evening (used after sunset)
Moshi moshi=telephone hello. (also used by kids to bring someone back to earth. "Helloooo? anyone in there?" "Moshi mooooshi?")
Sayonara-goodbye
Ai=love Ai shiteru=I love you (romantic)
Ai daisuke= I love you (friendly)
Matte!=wait
wakatta=I understand
Anou=ummm
yurusenai=I wont forgive you!
yurusu=Forgive (you might say "watashi yurusu." that is to say,"I forgive.")
Ike=go!
Ohayo=Good morning
Watashi/Watakushi= I, me (this is a genderless form)
Boku=I. me (male)
anata=you
anata wa= you are
masaka= it can't be!I dont believe it!
Makato= faithfulness, truth, sincerity, honesty
Setsuna=instant, moment
minna= everyone
nani/nan=what
dare= who
doo shite=why
yume=dream
ara=oh
ee=yeah
sore=it,that
kare=he
ii= good
yana=bad
demo=but
sore demo=still, yet
gomen=sorry
yoshi=all right!
tomodachi=friend no=belonging to, of
Kodomo=child
gaki=kid (hence, Gakishipper.)
shinsetsu na=kind
ninshiki=knowledge.
josei=woman
urusai=annoying
coughimpartcoughjapanesecoughcough