Profile of Gunma Prefecture

Overview of Gunma Prefecture

Geographical Features

Gunma Prefecture is situated just about in the heart of Japan.

Of the land area of Gunma Prefecture, 6,363 square kilometer, nearly two third of the prefecture is occupied by low and high mountain ranges. There are rows of high mountains on the border in the northern and western part of Gunma and the southern part of the prefecture opens out onto the Kanto Plain with the Tone River, which is the main sources of water in the Kanto Region, traveling across the prefecture from north to south.

While the prefecture is sounded by an abundance of impressive natural beauty, such as an array of beautiful swamps, valleys and clear streams as typified by mountainous terrain as much as 2,000 meters high and Oze Marshland, the prefecture is located just approximately 100 kilometers from the Tokyo metropolitan area, providing convenient access to various areas, thanks to a well-developed high speed transportation network, including the high speed train system Shinkansen and expressway system.

In addition to these, Gunma boasts beautiful sunny weather throughout the year and all of the wide variety and diversified production of agricultural and livestock products in the area are a testament to the fact that the Gunma is endowed with splendid natural conditions.

Access Map

Nature and sightseeing

An abundance of natural environment and hot spring gushing out from all around the prefecture.Gunma is a perfect sightseeing spot offering visitors total rest and relaxation.

The attraction of Gunma is the magnificent natural scenery created by rich and varied landscape.There are also scores of hiking trails and mountain climbing spots, which makes Gunma a popular place to enjoy a tour incorporating a forest therapy. What’s more, within an abundance of natural greenery, there are many spots where a natural hot spring spouts water constantly, making Gunma one of the famous hot spring resorts boasting more than one hundred resorts.Some of the renowned hot spring resorts are Kusatsu, Ikaho, Minakami and Shima, which are collectively called the Japan’s four major hot spring resorts, and these spots are visited by many tourists from various parts of Japan.

Mount Tanigawa
Oze Marshland
Kusatsu Onsen Hot Spring Resort

Industries in Gunma

“Japan's engineering innovation that changed the world. A World Heritage nominee, the Tomioka Silk Mill and related sites.

Gunma is currently making preparations for the UNESCO’s list of the 2014 World Heritage Sites in efforts to add the Tomioka Silk Mill and related sites, which consist of four properties centering on the Tomioka Silk Mill.

The Tomioka Silk Mill and related sites are the valuable inheritance properties that witnessed technological interchange in the modern silk industry between Japan and the world, and the innovation of technology that realized the mass production of high quality raw silk, which production was limited for a long period of time.The center of such innovation is the Tomioka Silk Mill, which adapted the silk reeling technology originated in France and was established as a full scale raw silk factory by the Meiji Government in 1872.The remaining three properties on the tentative list for UNESCO World Heritage, Tajima Yahei Sericulture Farm, Takayama-sha Sericulture School and Arafune Cold Storage, assumed a significant role for the technical innovation of silk cultivation, while helping the Tomioka Silk Mill to achieve the quality improvement and homogenization of cocoons.
Although the Tomioka Silk Mill, which continuously implemented most advanced silk reeling technology since it was established, finally ceased production in 1987, the factory’s automatic silk reeling machines are still preserved in excellent condition in situ.These automatic silk reeling machines are the predecessor that went through many improvements and tremendous evolution in Japan, and its succession machines remain in operation as the main force of silk reeling all over the world even today.The Tomioka Silk Mill, after all, is indeed the symbol of Japan’s manufacturing as it continuously supported the course of world changing technology innovation in Japan, after adapting technology from the West.

The official website of the Tomioka Silk Mill and related sites
The official website of the Tomioka Silk Mill and related sites

Gunma's Basic Manufacturing Technology

Gunma Prefecture is the area in which many companies pay marked attention as a favorable location to build industrial faculties such as logistics hub and factories, thanks to its great accessibility to many areas.Taking advantage of the technology accumulated through flourished silk reeling industry and aircraft industry, Gunma’s manufacturing businesses, including automobile, electrical and electronics sectors, enjoy extensive development and lead to accumulate many technologically sophisticated companies in Gunma as its major strength.

In addition, in order to correspond with an age of globalization, these businesses located in Gunma are actively engaged in the creation of next generation industries, as well as to further advance the development of base technology, along with new technologies and products, aiming to reinforce competitiveness and maintain the technological excellence.

Mold Industry

The molds, which are indispensable to the mass production of metal products and resin products, hold a critical role to impact the superiority of the outward appearance, quality, performance and even the productivity of mold goods.Gunma’s mold industry boasts a high degree of technology and skills after it was developed vastly in parallel with the development of aircraft manufacturing during the pre war days and automobile industry and electrical machinery industry during the post war days.Today, large and small mold manufacturers are gathered mainly around Ota and press dies and molds for automobile body parts in particular are recognized internationally.


Metal Stamping Industry

The technology of metal stamping, which produces high quality metal parts in uniform sizes, is suitable to produce metal parts in the same configuration in large quantity in a short amount of time.For that reason, there are a number of metal stamping manufacturers located in Gunma Prefecture on a national basis as an important base for the sector of parts supply in the transportation related industry centered on automobiles.


Plastics Industry

Plastics are used in various types of products, such as automobile parts, containers for electrical machineries, packaging materials and disks.Gunma Prefecture is a home to many plastic related companies throughout the prefecture and produces broad range of products, from housing equipment, medical devices, toys, entertainment products, cosmetics, containers for beverages and food items to stationery products.


Electroplating Industry

The industry of electroplating provides high added value for functionality products and accessories mainly automobile parts and electrical parts with the help of surface treatment technology.The technology of electroplating is widely used on articles for daily use such as smartphone, computer, home appliances and clothing accessories.There are scores of electroplating related companies situated within Gunma Prefecture.


Local Industries of Gunma

Gunma Prefecture has a wide variety of local industries, including textile, food and woodworking industries, which makes the best use of abundant and well-endowed regional resources such as its environmental climate, culture and history.The textile industry in particular is a promising sector as an array of textile related companies are located in Kiryu, Isesaki and Tomo regions, forming one of Japan’s major production areas, in addition to the successful expansion of use application other than clothes, as well as the advancement of research on new materials.In addition, the food industry is another field of endeavor and produces a great variety of food products as represented by udon noodles, konnyaku, processed agricultural products and refined sake, which makes use of Gunma’s agricultural produce and water in abundance, making it the main industrial strength next to transportation equipment.