When gamblers play slot machines in casinos, they need to play as many machines as possible that have the highest expected reward value in order to make money. The dilemma is that if you play too many times, you will lose the opportunity to earn rewards. In this presentation, I will explain the basic concept and strategy of this problem, and introduce the latest techniques.

There are more than 100 diverse wild species of achenes (genus Vigna). Many of them are adapted to extreme environments such as sandy beaches, deserts, swamps, limestone areas, and acidic soil zones. Therefore, by applying these adaptive mechanisms, we may be able to develop crops that can be cultivated in the vast "uncultivable" areas of the earth. From the results of the basic research being conducted for this purpose, I have selected some that I think are "interesting! The following is a selection of the results of basic research being conducted to achieve this goal.

In air quality issues related to automobiles, tail pipe emissions, also known as exhaust gas, have been considered a problem. As a result, the problems of non-tailpipe emissions such as automobile evaporation gas, which have not been addressed, and real-world emissions, which have not been the focus of attention until now, are becoming apparent. In this seminar, we will discuss the problems that current automobiles are facing and the countermeasures.