YOU SAID:

at night i get really sad but i don't even know why

INTO JAPANESE

夜になると本当に悲しくなりますが、なぜか分からない

BACK INTO ENGLISH

It gets really sad when it comes to night, but I do not know why

INTO JAPANESE

夜になると本当に悲しくなりますが、理由はわかりません

BACK INTO ENGLISH

It gets really sad when it comes to the night, but I do not know the reason

INTO JAPANESE

夜になると本当に悲しくなりますが、理由はわかりません

BACK INTO ENGLISH

It gets really sad when it comes to the night, but I do not know the reason