See here:
https://plus.google.com/110091532602072888186/posts/Hbhq48TGEgy
In this picture, you'll see this Japanese message:
ダイヤモンド鉱石 に 1 を sk0429 個与えました。
The lang is:
commands.give.success=%s に %s を %d 個与えました #
This makes incorrect Japanese.

The correct Japanese message is:
[Player name] に [Item] を [Amount] 個与えました。

I'm sorry I can't attach its image here by copyright problem.