Japanese ninja student gets top grade for ‘blank’ essay日本忍者学生空白”作文得高分A Japanese university student of ninja history got an A” for handing in what appeared to be a blank paper but – her professor then realized – turned out was written using an old ninja technique: invisible ink.

日本一名研究忍者历史的大学生，因为交了一张看似空白的纸而得了A”，但她的教授随后意识到，这张纸其实是用一种古老的忍者技巧写的:隐形墨水。

Eimi Haga, a 19-year-old first-year student at Mie University, used a ninja communication method called aburidashi,” in which words are written using soybean extract mixed with water, to write about her visit to a ninja museum, the BBC reported.

The words become invisible after the ink dries and reappear when the paper is heated.

据英国广播公司报道，19岁的日本三重大学一年级学生Eimi Haga使用一种名为aburidashi”的忍者交流方式，用混合了水的大豆提取物来书写文字，以此来记录她参观忍者博物馆的经历。

墨水干了之后，这些字就看不见了，而纸张加热后，这些字又会重新出现。

When the professor said in class that he would give a high mark for creativity, I decided that I would make my essay stand out from others,” she told the outlet.

她对媒体说：当教授在课堂上说他会给创造力打高分时，我决定让我的文章与众不同。

”She handed in the essay to Professor Yuji Yamada with a note written in normal ink attached: Please read it after heating the paper.

”她把论文交给了山田有司教授，并附上一张用普通墨水写的纸条:请在加热后阅读。

”I had seen such reports written in code, but never seen one done in aburidashi,” he told the BBC.

他告诉BBC:我曾见过用密码写的论文，但从未见过aburidashi写的论文。

”To tell the truth, I had a little doubt that the words would come out clearly.

But when I actually heated the paper over the gas stove in my house, the words appeared very clearly and I thought ‘Well done!

’”说实话，我有点怀疑这些字是否能清楚地展示出来。

但当我在家里的煤气炉上加热这张纸时，上面的字看起来非常清楚，我不由心想‘做得好!

’”While Yamada gave Haga full marks for her creative use of a ninja technique, he said he didn’t read the whole essay because he wanted to keep part of her work invisible.

虽然山田给了Haga满分，因为她创造性地使用了忍者技术，但他说他没有读完整篇文章，因为他想让她的部分作品保持隐形。

【日本忍者学生“空白”作文得高分查看网站：[db:时间]】