YOU SAID:
S-senpai! N-not there!
INTO JAPANESE
S 先輩!N ではなくある!
BACK INTO ENGLISH
There is not a S seniors! N!
INTO JAPANESE
S 先輩はない!N!
BACK INTO ENGLISH
S senior! N!
INTO JAPANESE
S シニア!N!
BACK INTO ENGLISH
S senior! N!
You've done this before, haven't you.