NEWS
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[Take Your Marks -for swimmers-] New Release!!
App for start practice for swimmers. Push start and out the sound “whistle” -> “Take your marks” -> (start sound)….
![](https://www.b13.app/wp-content/uploads/2020/05/logo1.png)
Hello World!
Hello, World! K.Y. and PiroMayo start developing apps for WEB and smart phone, together. We will write our news, developing…
![](https://www.b13.app/wp-content/uploads/2018/01/header.png)
[Cheese On Pizza] is Published!
Simple casual game “Cheese On Pizza” is published.
Apps
![](https://www.b13.app/wp-content/uploads/2020/05/pr2.jpg)
On Your Marks
Improve your start reaction!