Is it possible to write in japanese with it ?

Thanks . 

yes you can, but kanji won't type properly

Something like this?

its using this font as the main one http://mini-design.jp/font/mini-wakuwaku.html !
for the rest we are using a fallback font thats.. close but not exactly the same :)
https://store.steampowered.com/news/app/1516350/view/3002186630781752692?l=engli...