hanafuda money card; gambling card with sweets illustration
A hanafuda card used to represent money when gambling, often featuring pictures of sweets. The kanji 菓子 is ateji, a pun on 貸し (lending).
In hanafuda, 菓子札 cards are sometimes used in place of betting money.
Compound of 菓子 (kashi, 'sweets') + 札 (fuda, 'card'). The 菓子 is ateji, a phonetic pun on 貸し (kashi, 'lending'), reflecting the card's use as a money substitute in gambling.