The is a large wooden stadium in Ōdate, Akita, in northern Japan. The stadium covers an area of 12,915 m². It was completed in June 1997 and is made from 25,000 Akita cypress trees which are covered with a special double Teflon-coated membrane. This allows enough sunlight into the stadium so that during the day no artificial lights are needed. The stadium is principally used for

baseball Baseball is a bat-and-ball games, bat-and-ball sport played between two team sport, teams of nine players each, taking turns batting (baseball), batting and Fielding (baseball), fielding. The game occurs over the course of several Pitch ...

games, but thanks in part to its removable grandstands, the stadium can also be used for other sports and events.

Nipro is a Japanese medical equipment manufacturing company. Founded in 1954, the company is headquartered in Osaka and is listed on the Tokyo Stock Exchange and the Osaka Securities Exchange. As of 2013 the company has 58 subsidiaries in Japan, Asia ...

, a Japanese medical equipment manufacturing company, purchased the

naming rights Naming rights are a financial transaction and form of advertising or memorialization where a corporation, person, or other entity purchases the right to name a facility, object, location, program, or event (most often sports venues), typical ...

to the dome in 2017.

Structure

The roof was made from 25,000 Akita cypress trees which were aged over the course of 60 years. This wooden framework is covered with a special double Teflon-coated membrane made from translucent fluorethylene resin-coated

fibreglass Fiberglass (American English) or fibreglass ( Commonwealth English) is a common type of fiber-reinforced plastic using glass fiber. The fibers may be randomly arranged, flattened into a sheet called a chopped strand mat, or woven into glass c ...

. This membrane is very strong and light. The stadium is located in a region of Japan that it subjected to heavy snowfall of . Because of this, the dome itself also has an aerodynamic design to resist strong winds and heavy snowfall. Buildup of snow on the roof is prevented by circulating warm air between the two Teflon-coated membranes; this shakes off the snow and allows the stadium to be used in all weather.

Statistics

* Area: 12,915 m² * Total floor area: 24,672 m² * Height: * Ceiling clearance:

Entertainment events

B'z is a Japanese rock duo consisting of guitarist, composer and producer Takahiro "Tak" Matsumoto and vocalist and lyricist Koshi Inaba,佐伯明『B'z ウルトラクロニクル』ソニー・マガジンズ、2003年。新型光�B'zはなぜ� ...

– July 20, 1999 * TRF – August 15, 1998 *

Kinki Kids is a Japanese duo consisting of Koichi Domoto and Tsuyoshi Domoto under the talent agency Starto Entertainment (formerly of Johnny & Associates). Domoto was formed in 1993 as Kinki Kids and officially debuted on July 21, 1997. With more than 30 m ...

– August 9–10, 2000 *

SMAP was a Japanese boy band, composed of Masahiro Nakai, Takuya Kimura, Goro Inagaki, Tsuyoshi Kusanagi, and Shingo Katori. The group was created in 1988 by music producer Johnny Kitagawa, founder of Johnny & Associates, originally as a six-p ...

– July 24, 1999, November 3, 2000 *

Morning Musume , formerly and commonly known as and colloquially referred to as , is a Japanese girl group, holding the second highest overall single sales (of a female group) on the Oricon, Oricon charts as of February 2012, with the Oricon record of most to ...

– November 24, 2002

Sports events

* USA VS Japan Collegiate All-Star Series – June 27, 2001 * Master League baseball games Nipro Hachiko Dome

References

External links

* {{Authority control Sports venues in Akita Prefecture Covered stadiums in Japan Baseball venues in Japan Blaublitz Akita Sports venues completed in 1997 1997 establishments in Japan Ōdate