Ugh...I'd try to list them, but they all blend together in my head.
It was probably in the range of 8-10...though I might be wrong. Monster Hunter 4 Ultimate, SMT: Devil Survivor 2 Record Breaker, and Tales of Xillia stand out the most, since I clocked over 100 hours on each.
NNID: Zephyr25 / PSN: Zephyr--25 / Switch: SW-4450-3680-7334