For (your name) please use a normal Japanese name with a first and last name.
Hajimemashite.
Watashi no name wa (your name or a name) desu.
Sento Orafu daigaku no gakusee desu.
Ima, san nensee desu. Senmonn wa kankyogaku to chugokugo desu.
Ni jyuu issai.
Doozoyoroshiku.