Website and data research by 101Leafy.
Bugbear
バグベア, Jaki, Kyuuyaku Megami Tensei

The numbers are what Bugbear has when you meet it in battle. Affinities give the share of damage it takes from each element: 4/8 is half and x2 is double. A demon in both halves of the game has a block for each.

