Regions

Semiconductor Regions of Japan

Japan's chip industry is spread across several regions. Kyushu is the largest cluster, centered on TSMC's JASM fab in Kumamoto; Hokkaido and Tohoku combine the new Rapidus fab with Kioxia's NAND production; Kanto hosts most head offices and many equipment and materials sites.

Region guides

Regions7
Fabs21

Overview

The map counts the fabs listed on semiconductor fabs in Japan and the plants and offices of the companies profiled on this site. Click a region with a guide to see its fabs, suppliers and sources.

Fabs and other sites by region

Source: Semirai compilation

Hokkaido & Tohoku

Read the Hokkaido & Tohoku guide

Fabs: Rapidus IIM-1 (Rapidus); Kitakami Plant (Kioxia (with SanDisk)); Yamagata Technology Center (Sony Semiconductor Manufacturing); Fuji Electric Tsugaru Semiconductor (Fuji Electric)

Tokyo Electron (TEL): Tohoku site (Oshu, Iwate)
Shin-Etsu Chemical: Shirakawa plant (Shirakawa, Fukushima)
SUMCO: Yonezawa plant (Yonezawa, Yamagata)
SUMCO: Chitose plant (Chitose, Hokkaido)
Kioxia: Kitakami plant (Kitakami, Iwate)
Rapidus: IIM-1 (Chitose, Hokkaido)
Sony Semiconductor Solutions: Yamagata Technology Center (Tsuruoka, Yamagata)
Fuji Electric (power semiconductors): Fuji Electric Tsugaru Semiconductor (Aomori)
CKD: Tohoku Plant (Ohira, Miyagi)

Kanto (Tokyo area)

Read the Kanto (Tokyo area) guide

Fabs: Naka Factory (Renesas Electronics)

Advantest: Gunma factory (Oura, Gunma)
Ebara: Fujisawa site (Fujisawa, Kanagawa)
Tokyo Seimitsu (ACCRETECH): Tsuchiura plant (Tsuchiura, Ibaraki)
Shin-Etsu Chemical: Isobe plant (Annaka, Gunma)
Shin-Etsu Chemical: Kashima plant (Kamisu, Ibaraki)
JSR: Chiba plant (Ichihara, Chiba)
JSR: Tsukuba research (Tsukuba, Ibaraki)
Tokyo Ohka Kogyo (TOK): Sagami and Shonan operations (Samukawa, Kanagawa)
Resonac: Yamazaki site (Hitachi, Ibaraki)
Resonac: Shimodate site (Chikusei, Ibaraki)
Resonac: Goi site (Ichihara, Chiba)
Renesas Electronics: Naka factory (Hitachinaka, Ibaraki)
LINTEC: Tsuchiura Plant (Tsuchiura, Ibaraki)
Nippon Thompson (IKO): Kamakura Plant (Kamakura, Kanagawa)

Hokuriku & Koshinetsu

Read the Hokuriku & Koshinetsu guide

Fabs: Kofu Factory (Renesas Electronics); Kaga Toshiba Electronics (Toshiba Electronic Devices & Storage); Matsumoto Factory (Fuji Electric)

Tokyo Electron (TEL): Hosaka site (Nirasaki, Yamanashi)
Kokusai Electric: Toyama production base (Toyama)
Shin-Etsu Chemical: Takefu plant (Echizen, Fukui)
Shin-Etsu Chemical: Naoetsu plant (Joetsu, Niigata)
Renesas Electronics: Kofu factory (Kai, Yamanashi)
Shinko Electric Industries: Wakaho plant (Nagano, Nagano)
Shinko Electric Industries: Takaoka plant (Nakano, Nagano)
Shinko Electric Industries: Arai plant (Myoko, Niigata)
Shinko Electric Industries: Kyogase plant (Agano, Niigata)
Fuji Electric (power semiconductors): Matsumoto factory (Matsumoto, Nagano)
Toshiba Electronic Devices & Storage: Kaga Toshiba Electronics (Nomi, Ishikawa)
Kyocera: Nagano Okaya Plant (Okaya, Nagano)

Tokai

Read the Tokai guide

Fabs: Yokkaichi Plant (Kioxia (with SanDisk)); United Semiconductor Japan (UMC Group)

JSR: Yokkaichi plant (Yokkaichi, Mie)
Kioxia: Yokkaichi plant (Yokkaichi, Mie)
ULVAC: Fuji Susono plant (Susono, Shizuoka)
IBIDEN: Gama plant (Ogaki, Gifu)
IBIDEN: Ono plant (Ono, Gifu)
CKD: Yokkaichi Plant (Yokkaichi, Mie)
Nippon Thompson (IKO): Toki Mechatronics Center (Toki, Gifu)
Nitto Denko: Toyohashi site (Toyohashi, Aichi)

Kinki (Kansai)

Read the Kinki (Kansai) guide

Fabs: Itami Factory (Mitsubishi Electric)

SCREEN Holdings: Hikone site (Hikone, Shiga)
SCREEN Holdings: Yasu plant (Yasu, Shiga)
SCREEN Holdings: Taga site (Taga, Shiga)
Daifuku: Shiga Works (Hino, Shiga)
Sumitomo Chemical: Osaka Works (Osaka, Osaka)
Mitsubishi Electric (power devices): Itami (high-frequency and optical devices) (Itami, Hyogo)
Toshiba Electronic Devices & Storage: Himeji semiconductor plant (Taishi, Hyogo)
ESPEC: Fukuchiyama Plant (Fukuchiyama, Kyoto)
ESPEC: Kobe R&D Center (Kobe, Hyogo)
Nippon Thompson (IKO): Himeji Plant (Himeji, Hyogo)
Nitto Denko: Ibaraki site (Ibaraki, Osaka)

Chugoku & Shikoku

Read the Chugoku & Shikoku guide

Fabs: Hiroshima Plant (Micron Memory Japan); Fukuyama Factory (Mitsubishi Electric)

DISCO: Kuwabata plant (Kure, Hiroshima)
Resonac: Tokuyama site (Shunan, Yamaguchi)
Sumitomo Chemical: Ehime Works (Niihama, Ehime)
Mitsui Chemicals: Iwakuni-Ohtake Works (Yamaguchi)
Mitsubishi Electric (power devices): Fukuyama factory (Fukuyama, Hiroshima)
Micron Memory Japan (Micron Hiroshima): Hiroshima plant (Higashihiroshima, Hiroshima)

Kyushu

Read the Kyushu guide

Fabs: JASM Fab 1 (JASM (TSMC majority-owned)); Kumamoto Technology Center (Sony Semiconductor Manufacturing); Nagasaki Technology Center (Sony Semiconductor Manufacturing); Oita Technology Center (Sony Semiconductor Manufacturing); Kawashiri Factory (Renesas Electronics); Koshi Factory (Mitsubishi Electric); Miyazaki No. 2 Plant (LAPIS Semiconductor (ROHM Group)); ROHM Apollo Chikugo Plant (ROHM Apollo (ROHM Group))

Tokyo Electron (TEL): Koshi site (Koshi, Kumamoto)
Ebara: Kumamoto plant (Kumamoto)
SUMCO: Imari plants (Imari, Saga)
SUMCO: Saga plant (Kohoku, Saga)
SUMCO: Nagasaki plant (Omura, Nagasaki)
Tokyo Ohka Kogyo (TOK): Aso plant (Aso, Kumamoto)
JASM (TSMC Kumamoto): Fab 1 (Kikuyo, Kumamoto)
Renesas Electronics: Kawashiri factory (Kumamoto)
Sony Semiconductor Solutions: Kumamoto Technology Center (Kikuyo, Kumamoto)
Sony Semiconductor Solutions: Nagasaki Technology Center (Nagasaki)
Sony Semiconductor Solutions: Oita Technology Center (Oita)
Fujifilm (semiconductor materials): FFMT Kyushu (Kumamoto site) (Kikuyo, Kumamoto)
ROHM: ROHM Apollo Chikugo plant (Chikugo, Fukuoka)
ROHM: LAPIS Semiconductor Miyazaki No. 2 plant (Kunitomi, Miyazaki)
Mitsubishi Electric (power devices): Power Device Works (Fukuoka, Fukuoka)
Mitsubishi Electric (power devices): Koshi factory (Koshi, Kumamoto)