Here’s the Final Fantasy TCG Booster Box. It has 20 packs, with 8 cards each. Each pack retails for 330yen.
There are a total of 160 cards plus 162 premium cards (shiny version of the 160 cards + 2 specials I assume).
There are Common (C), Uncommon (U), Super Rare (R), and Premium Availability (S) cards.