Shōnen

is a Japanese word. In English, it means few years. It can have any of the these meanings:
Shōnen, a normal boy. A student in primary school up to Middle School
Shōnen (magazine), a manga magazine published by Koubunsha
Weekly Shōnen Magazine, a manga magazine published by Kodansha 
Shounen (media), media whose audience is boys under 18-years-old