Etymology of Wi-Fi
Wi-Fi is a technology that connects to wireless networks. It is sometimes said that this word is derived from wireless
Read More
Learning English and Japanese
For everyone learning English/Japanese
Essay
The Largest Door
Today, I’d like to introduce the largest “sliding door” in the world. It is located in the Tanegashima Space Center
Read More
The temperature that water density become maximum.
Generally, solid has higher density than liquid, but water is different. 一般的に固体は液体よりも密度が高いですが、水の場合は違います。 The temperature that water density become maximum is
Read More
How to Find Something
Today, I learned how to find something effectively. We often look for missing items from left side to right side.
Read More
Crossing Fingers
On my t-shirt, which is a gift from my American friend, crossing fingers illustration are printed. I like it, so
Read More
Gorilla Gorilla Gorilla
Gorilla is the largest animal in primate, and the scientific name is interesting. Gorilla is divided into two species; western
Read More
Manybar Goatfish (Ojisan)
Manybar goatfish is called “ojisan (means man in midlife)” in Japan. Manybar Goatfish は、和名では「オジサン」と呼ばれています。 The reason why is that the
Read More
Working in the Morning
I often read books and check emails in the morning. However, I heard we should avoid such things. Almost all
Read More
Collatz Conjecture
Today, I wrote a program source of Collatz Conjecture. 今日は、コラッツの問題のプログラムを書きました。 Although this is one of the unsolved problems in number
Read More