"分からない" means "not understand"
"です" is the Japanese linking verb.
"I don't understand what a bakery is."
The English word bakery is panadería in Spanish.
'(These/Those/They) are our parents.'
'(This/That/She) is my younger sister.'
'It is the second door on the left.'
'It is the first door on the right.'
"Shita" is a Japanese word and in English it means "Down"
Where's the bathroom.
I think you mean "genki desu ka". The correct way of spelling it in English would be "ogenki desu ka". It is Japanese for "How are you?" One would usually answer by saying "Genki desu. Anata wa?' which means "I'm fine, and you?"
"O-ai dekite ureshii desu" is a Japanese phrase and in English it means "Nice to meet you"
'The third number is 7.'
'The second number is 9.'
If you mean "Aishiteimasu. Watashi no ai ga wakaranai(no)?", then it means "I love you. Can't you understand my love? (Don't you understand that I love you?)"