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Located in southern Gunma Prefecture, Annaka City combines natural landscapes with historical heritage, famed for its hot springs and traditional crafts. Its proximity to Karuizawa makes it an extension of the popular summer resort area.
Must-see spots include Usui Pass Railway Heritage Park showcasing Meiji-era railroad technology, and Matsuidajo Castle Ruins whispering samurai history. Visit Mt. Myogi for autumn foliage or enjoy snowscape hot springs at Haramachi Onsen in winter.
Try local specialty Annaka-nabe hot pot and Gunma wheat udon noodles. Street food highlight is Yaki-manju (grilled buns) dipped in miso sauce.
Take Hokuriku Shinkansen from Tokyo to Karuizawa Station, then transfer to JR Shinetsu Line (20min to Annaka). Buses and taxis serve the city - allocate extra time for transfers between attractions.
Best seasons are September-November (fall foliage) and December-February (snowy onsen). Avoid rainy June-July. Summer is pleasant but crowded.
Japanese is primary language; simplified Chinese pamphlets available at stations. Few public WiFi spots - rent a pocket WiFi. Emergency: 110(police), 119(ambulance). JR PASS covers Shinkansen to Karuizawa.