When a jackpot does not result in a kakuhen combination, the pachinko machine will enter into jitan (時短, short for 時間短縮 meaning time-reduction) mode, with a much larger number of spins than kakuhen. Anything less should be folded. When following this out properly, other odds can be determined. If you fold your hand every time you have less than the above, you should, on average, fold your hand...