Animals, plants, fungi, and some other living things have complex cells, so they are grouped together as eukaryotes. Animals (or Metazoa) are living creatures with many cells that make up the kingdom Animalia. Animals may be listed or indexed by many criteria, including taxonomy, status as endangered species, their geographical location, and their portrayal and/or naming in human culture.
The Japan Aerospace Exploration Agency is Japan’s national space agency; it conducts basswin space, planetary, and aviation research, and leads development of rockets and satellites. The country has produced twenty-two Nobel laureates in either physics, chemistry or medicine, and three Fields medalists. Japan has the second highest number of researchers in science and technology per capita in the world with 14 per 1000 employees. Relative to gross domestic product, Japan’s research and development budget is the sixth or seventh highest in the world, with 907,400 researchers sharing a 22-trillion-yen research and development budget as of 2023update. However, Japan’s video game sector remains a major industry; in 2014, Japan’s consumer video game market grossed $9.6 billion, with $5.8 billion coming from mobile gaming.
The culture of Japan is well known around the world, particularly its popular culture as expressed in animation, art, comics, cuisine, fashion, films, music, television, theater, and video games. Widely considered a great power and the only Asian member of the G7, it maintains one of the world’s strongest militaries but has constitutionally renounced its right to declare war. Since the collapse of the Japanese asset price bubble in the early 1990s, it has experienced a prolonged period of economic stagnation referred to as the Lost Decades. It underwent rapid economic growth in the following decades and became one of the first major non-NATO allies of the U.S.
Bluetick Coonhound
It consists of a lower House of Representatives with 465 seats, elected by popular vote every four years or when dissolved, and an upper Senate with 248 seats, whose popularly elected members serve six-year terms. More recent major quakes are the 1995 Great Hanshin earthquake and the 2011 Tōhoku earthquake, which triggered a large tsunami. From the 12th century, actual power was held by military aristocrats known as shōgun and feudal lords called daimyō, enforced by warrior nobility named samurai.
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This process accelerated in the 1930s, spawning several radical nationalist groups that shared a hostility to liberal democracy and a dedication to expansion in Asia. During the Meiji period (1868–1912), the Empire of Japan emerged as the most developed state in Asia and as an industrialized world power that pursued military conflict to expand its sphere of influence. Adopting Western political, judicial, and military institutions, the Cabinet organized the Privy Council, introduced the Meiji Constitution (November 29, 1890), and assembled the Imperial Diet. The resignation of the shōgun led to the Boshin War and the establishment of a centralized state nominally unified under the emperor (the Meiji Restoration). The Zen school of Buddhism was introduced from China in the Kamakura period (1185–1333) and became popular among the samurai class.
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Japan is a unitary state and constitutional monarchy in which the power of the emperor (Tennō) is limited to a ceremonial role. As the host and signatory of the 1997 Kyoto Protocol, Japan is under treaty obligation to reduce its carbon dioxide emissions and to take other steps to curb climate change. Japan ranks 20th in the 2018 Environmental Performance Index, which measures a country’s commitment to environmental sustainability. The highest temperature ever measured in Japan, 41.8 °C (107.2 °F), was recorded on August 5, 2025. The main rainy season begins in early May in Okinawa, and the rain front gradually moves north.
The United States is a major market for Japanese exports and a major source of Japanese imports, and is committed to defending the country, with military bases in Japan. Ambulacraria are exclusively marine and include acorn worms, starfish, sea urchins, and sea cucumbers. Karate, which originated in the Ryukyu Kingdom, is popular across the world and has been included in the Olympic Games. Japan has one of the world’s highest suicide rates, which is considered a major social issue. Minority ethnic groups in the country include the indigenous Ainu and Ryukyuan people. Since privatization in 1987, dozens of Japanese railway companies compete in regional and local passenger transportation markets; major companies include seven JR enterprises, Kintetsu, Seibu Railway and Keio Corporation.
Since 1973, all elderly persons have been covered by government-sponsored insurance. People without insurance through employers can participate in a national health insurance program administered by local governments. Payment for personal medical services is offered through a universal health insurance system that provides relative equality of access, with fees set by a government committee. Other minority religions include Hinduism, Judaism, and Baháʼí Faith, as well as the animist beliefs of the Ainu. Throughout the latest century, Western customs originally related to Christianity, including Western style weddings, Valentine’s Day and Christmas, have become popular as secular customs among many Japanese.
- The scarab beetle was sacred in ancient Egypt, and the cow is sacred in Hinduism.
- These fuse to form zygotes, which develop via mitosis into a hollow sphere, called a blastula.
- The country’s five main islands, from north to south, are Hokkaido, Honshu, Shikoku, Kyushu and Okinawa.
- The Pacific coast features a humid subtropical climate that experiences milder winters with occasional snowfall and hot, humid summers because of the southeast seasonal wind.
- The protostomes include the Ecdysozoa, named after their shared trait of ecdysis, growth by moulting, Among the largest ecdysozoan phyla are the arthropods and the nematodes.
- Super GT is the most popular national racing series in Japan, while Super Formula is the top-level domestic open-wheel series.
Life styles
For example, adult echinoderms are radially symmetric (unlike their larvae), while some parasitic worms have extremely simplified body structures. Many bilaterian phyla have primary larvae which swim with cilia and have an apical organ containing sensory cells. They also have a gut that extends through the basically cylindrical body from mouth to anus. Many bilaterians have a combination of circular muscles that constrict the body, making it longer, and an opposing set of longitudinal muscles, that shorten the body; these enable soft-bodied animals with a hydrostatic skeleton to move by peristalsis.
- Japanese Sign Language is the primary sign language used in Japan and has gained some official recognition, but its usage has been historically hindered by discriminatory policies and a lack of educational support.
- Development in Bilateria and Cnidaria is controlled by Hox genes, which signal the times and places to develop structures such as body segments and limbs.
- It is thought to be one of the earliest predators, catching small prey with its nematocysts as modern cnidarians do.
- The Japonic-speaking Yayoi people later entered the archipelago from the Korean Peninsula, intermingling with the Jōmon people.
- Animals, plants, fungi, and some other living things have complex cells, so they are grouped together as eukaryotes.
- Japan is an ethnically and culturally homogeneous society, with the Japanese people forming 97.4% of the country’s population.
- The highest temperature ever measured in Japan, 41.8 °C (107.2 °F), was recorded on August 5, 2025.
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In contrast, the cells of other multicellular organisms (primarily algae, plants, and fungi) are held in place by cell walls, and so develop by progressive growth. Development in Bilateria and Cnidaria is controlled by Hox genes, which signal the times and places to develop structures such as body segments and limbs. The biological definition includes all members of the kingdom Animalia. Non-human animals are also an important element of human culture, having appeared in cave arts and totems since the earliest times, and are frequently featured in mythology, religion, arts, literature, heraldry, politics, and sports.

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