Reflexes Exam is an Android game developed by Shunsuke Osawa that aims to measure your reflexes through one-shot games, random appearances, and three consecutive challenges. The game is designed to help train your reflexes for real-life emergencies.

With Reflexes Exam, you can compete with players from all over the world through the global ranking system. The game is free to play, making it accessible to anyone with an Android device. The simple and straightforward gameplay mechanics make it easy to pick up and play.

Overall, Reflexes Exam is a great game that challenges your reflexes and helps you train them for emergencies. With the added bonus of competing with players worldwide, it's a fun way to improve your skills while having some friendly competition.