YOU SAID:

i have to pee but i do not want to get up

INTO JAPANESE

私はおしっこしなければならないが、起きたくない

BACK INTO ENGLISH

I have to pee but don't want to get up

INTO JAPANESE

私はおしっこする必要がありますが、起きたくありません

BACK INTO ENGLISH

I need to pee but don't want to get up

INTO JAPANESE

おしっこする必要があるが、起きたくない

BACK INTO ENGLISH

I need to pee but don't want to get up