'It is the second door on the left.'
'The second number is 9.'
"Hidari" is a Japanese word and in English it means "Left"
'(This/That/She) is my younger sister.'
'(These/Those/They) are our parents.'
"Shita" is a Japanese word and in English it means "Down"
'It is the first door on the right.'
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.'
"Garufurendo shinai desu" (ガルフレンドしないです) translates to "I don't have a girlfriend" in English. The term "garufurendo" is a loanword derived from "girlfriend," and "shinai" means "not do" or "do not." The addition of "desu" adds a level of politeness to the statement.
Bad romaji. Corrected: 'watashi wa anata no tsubasa desu koto wo shitteiru na'. It means 'You know that I am your wings'.