It means 'I am/I exist'. For example "kimi no soba ni boku ga iru' would mean "I am by your side". 'Boku' meaning 'I' is most used by males.
Bokura is the word males use for the English word "we".
This does not appear to be Japanese.
In colloquial Japanese 'boku' means 'I', so this sentence it would mean, "I don't like you". However for 'boku' to be combined with 'suki ja nai' i.e. I don't like, is odd. It would read, 'Watashi' another personal pronoun for 'I' in Japanese.
"Byouin" is a Japanese phrase and in English it means "Hospital"
"Tanjoubi" is a Japanese phrase and in English it means "Birthday"
"Asu" is a Japanese phrase and in English it means "Tomorrow"
"Kinou" is a Japanese phrase and in English it means "Yesterday"
"Boku wa oni desu" means "I am a demon" in Japanese. "Boku" is a casual way to say "I" or "me," while "oni" translates to "demon" or "ogre." The verb "desu" is used for emphasis, similar to saying "am" in English.
It means "I still like you Sarah OK?"
and doesn't yatta mean something like that?
what does it mean in English and i may be able to help you
Demon means Oni in Japanese also mean folklore.