Translation of "Simplified" in Japanese

The model that you see here is pretty simplified,

ご覧のモデルは 非常に簡略化されています

So, this is like a simplified model of your brain in action.

この絵は言わば 簡単に描いた みなさんの活動中の脳です

I'm reading things like famous novels which have been rewritten in simplified French.

簡単なフランス語に書き直された名作とか読んでる。

In China, there is a large number of characters, so the goal of the character simplification was to replace the complex traditional characters with easy to remember simplified characters and increase the literacy rate.

中国では漢字の字数が多いから、複雑な繁体字をやめて覚えやすい簡体字に置き換え、識字率を高めることが簡体字推進の目的でした。