There are 214 Demons to track down in Shin Megami Tensei V. You can obtain Demons via Negotiation in battle or by fusing them using specific recipes. This page details the Jaki demon Loa, and contains information on all of its skills, stats, fusion combos and more.
A spirit from Haitian Vodou. Black sorcerers around Haiti worship the Loa spirit. As with many other spirits, the Loa has no specific form. It is considered soul, and the corpses it descends upon turn into zombies.