'Otanjoubi WA raishuu desu.'
Oh, what a lovely question! In Japanese, "week after next" is said as "さらいしゅう". It's wonderful to see you exploring different languages - keep up the curiosity and creativity!
Happy Early Birthday! Or..... If there birthday is in a week, you could say.... Happy "ONE WEEK" before your birthday!
happy birthday
The proper way to say it is next week's interview. It has to be possessive. Example: You need to be prepared for next week's interview.
'Konshuu.'
"Your birthday" can be translated as "Anata no [o]tanjoubi."
'(O)tanjoubi.'
週 (shuu)
Next
In Portuguese, you can say "até a próxima semana" to mean see you next week.
tsugi (ha)
'Kondo' and more usually 'mata kondo' can mean 'next time' in Japanese.