Junya-wa [[yuujin-ga kaigairyuugaku-ni shuppatsu-su-ru] (*shitashii)-no]-no kansoo-no tame-ni paatii-o hirai-ta .
Junya-TOP friend-NOM study abroad-DAT departure-do-PRES close-NL-GEN send-off-GEN purpose-DAT party-ACC hold-PAST
A (*close) friend of Junya’s is going to leave for study abroad, and he (=Junya) held his/her send-off party.