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The is a high-speed ''shinkansen'' railway line jointly operated by East Japan Railway Company (JR East) and West Japan Railway Company (JR West), connecting Tokyo with in the Hokuriku region of Japan. The first section, between and in Nagano Prefecture, opened on 1 October 1997, originally called the (Takasaki is linked to Tokyo by the Joetsu Shinkansen). The extension to in Toyama Prefecture and in Ishikawa Prefecture opened on 14 March 2015. Construction of a further section onward to and in Fukui Prefecture commenced in 2012, with scheduled opening in fiscal 2022. The options for the route of the final section to ultimately connect to the Tokaido Shinkansen are being studied, with four alignments being considered, connecting at , , or . ==Train names and service patterns== Since March 2015, services on the line are split into four types, with train names as listed below. Trains operate over the Joetsu and Tohoku Shinkansen tracks between Tokyo and Takasaki. * ''Kagayaki'': Tokyo - Kanazawa, limited-stop service, since 14 March 2015 * ''Hakutaka'': Tokyo - Kanazawa, mostly all-stations service, since 14 March 2015 * ''Tsurugi'': Toyama - Kanazawa, all-stations shuttle service, since 14 March 2015 * ''Asama'': Tokyo - Nagano, mostly all-stations service, corresponding to existing Nagano Shinkansen service introduced in 1997 The original Nagano Shinkansen ''Asama'' services introduced in 1997 replaced the conventional Shinetsu Main Line limited express services, also named ''Asama'', which previously took 2 hours 50 minutes from Tokyo (Ueno Station) to Nagano. Following the opening of the Shinkansen, part of the conventional line was abandoned between Yokokawa and Karuizawa. This section included the steeply-graded Usui Pass which required the use of bank engines on all trains. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Hokuriku Shinkansen」の詳細全文を読む スポンサード リンク
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