The longfin mako shark is a very fast swimmer and lives in the deep sea.

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

The policy of Kōminka is a part of Japanese history, and its effects continue to this day.

Lithium aluminium hydride is necessary for this chemical reaction.

Debuccalization refers to the phenomenon in phonetics where a specific sound is pronounced outside the oral cavity.

Decolonization is an important process for many countries to achieve independence.

Amaterasu Omikami is one of the gods our ancestors believed in.