The operation method is very easy. just tap! But, you need technology that avoids obstacles and doesn't leave the route. Anyway, let’s challenge. And repeat it. Continue efforts and aim for the world top! ■ Easy Control It is one button game. So, possible to operate with one hand. If you can not use both hands, such as inside a crowded train, you can play it to kill time! ■ Ranking system You can sending scores to the server when update score. Records of players around the world remain in the server The rank is determined based on that record. If you think you got a high score, send a score to the server, How about competing with the players around the world aiming at the top! ■ SNS sharing You can share your score or ranking with SNS such as Twitter, Facebook, and WhatsApp. I think it would be a fun way to share your results, to invite your friends and compete! Please note that I use machine translation. So maybe there is an unnatural English.