All heroes have attributes more than one. You need attribute to get JIN effect.

*Regardless attributes, you can get JIN parameter effect.

Each hero will get attributes. Finally, all heroes will get 2, 3, 4, or 5 attributes. For example, the hero who was Philosopher or Literary figures will get the "Soft Science". the hero who was alive in the sengoku-era, they will get "sengoku". Mining and Crafting, Etc、There are updates that benefit from owning a hero with a specific attribute。

Detailed settings have been added to the hero list in the MCH Dictionary, and it is now possible to narrow down the attribute list.