Boy group MONSTA X have started the teasers for their official Japanese debut single which is the Japanese version of "Hero."![](https://www.allkpop.com/upload/2017/03/content/monsta-x_1490626418_group.png)
![](https://www.allkpop.com/upload/2017/03/content/monsta-x_1490626432_light.png)
![](https://www.allkpop.com/upload/2017/03/content/monsta-x_1490626444_black.png)
The video begins with a powerful beat as the members dance in accordance to the techno-like music. Along with the teaser video, they released teaser images which you can check out below.
MONSTA X's Japanese debut single "Hero" will be released on May 17.
![](https://www.allkpop.com/upload/2017/03/content/monsta-x_1490626418_group.png)
![](https://www.allkpop.com/upload/2017/03/content/monsta-x_1490626432_light.png)
![](https://www.allkpop.com/upload/2017/03/content/monsta-x_1490626444_black.png)
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