It is one of Japanese green tea.
Tencha is a kind of material for powder green tea. It is also a beverage by pouring into hot water and stirring it.
Furthermore, it is also the material that uses for Wagashi (Japanese confectionery), Yogashi (Western confectionery), and many kinds of food.
Maccha is considered a “Miyabi”, an elegant cultural of Japan.
Moreover, many “Sadokyoshitsu” (tea ceremony classroom) are opened for tourists who are from outside of Japan because of the news, “I want to make the green tea”.
Maccha is exactly a Japanese culture, and is called Japan’s heart.