Customs clearance game. Nai's Diary of Education is a very fun hand tour for beautiful girls. In the game, we can cultivate the protagonist Nai according to our own preferences. According to our own choice, Nai's career and personality are different. After we pass the game, Nai's educational diary will be opened for us to recall the previous story. Simulation game is a kind of game type, which belongs to the branch of simulation game. "Cultivation" is the core element of the simulated cultivation game. Players need to cultivate a specific object (human or animal) in the game and make it successful. Players can get a sense of accomplishment in it.