The photoelectric effect is a phenomenon where a material emits electrons after absorbing light.

Photochemistry is a branch of science that studies how chemical reactions proceed under the influence of light.

Koushirou is my best friend.

There is an old chabudai in my house.

In the Edo period, the Ministry of Popular Affairs was managing people's lives.

In the Edo period, the Ministry of Popular Affairs was managing people's lives.

The Ministry of Rites was one of the government agencies in ancient China.

The Ministry of Public Works played an important role in the history of Japan.

In ancient Japan, the Minister of Popular Affairs managed the lives of the people.

Early detection of cervical cancer is important.