| 摘要 |
A roulette gaming machine includes: a roulette wheel on which marks are placed; a lottery unit for drawing a win mark; a bet area display unit for displaying a bet areas formed based on the same marks as the marks placed on the roulette wheel; a selection unit for selecting a bet area displayed on the bet area display unit; a bet unit for betting a game value on the bet area; a history storage unit for storing a lottery results as history data; a search condition selection unit for selecting a search condition concerning the win frequency of each mark; a search unit for searching the history data; and a conditional bet unit for betting a game value on the bet area corresponding to a search result of the search unit.
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