Hirosaki is a city located in western Aomori Prefecture, Japan. , the city had an estimated population of 163,639 in 71,044 households, and a population density of . The total area of the city is . Hirosaki developed as a castle town for the 100,000 koku Hirosaki Domain ruled by the Tsugaru clan. The city is currently a regional commercial center, and the largest producer of apples in Japan. The city government has been promoting the slogans "Apple Colored Town Hirosaki" and "Castle and Cherry Blossom and Apple Town" to promote the city image. The town is also noted for many western-style buildings dating from the Meiji period. Hirosaki is located in western Aomori Prefecture, at the southern end of the Tsugaru plains of the Tsugaru Peninsula, southeast of Mount Iwaki and bordering on Akita Prefecture. The eastern and southern flanks of Mount Iwaki and its peak are within the city's borders. The Iwaki River flows from the west to the northeast through the city. Aomori Prefecture Ajigasawa Fujisaki Hirakawa Inakadate Itayanagi Nishimeya Ōwani Tsugaru Tsuruta Akita Prefecture Ōdate Hirosaki has a cold humid continental climate (Köppen Dfa) characterized by warm short summers and long cold winters with heavy snowfall. The average annual temperature in Hirosaki is 10.5 °C. The average annual rainfall is 1357 mm with September as the wettest month. The temperatures are highest on average in August, at around 23.7 °C, and lowest in January, at around -2.3 °C. Per Japanese census data, the population of Hirosaki peaked at around the year 2000 and has declined since then. Hirosaki uses a Buddhist manji as its official emblem. This came from the flag emblem of Tsugaru clan, the daimyō of Hirosaki Domain during the Edo period. Many human-shaped clay figures have been unearthed around the region which date as far back as 12,000 years. More of these figures date from the Jomon and Yayoi period. The area around Hirosaki formed part of the domains of the Northern Fujiwara in the Heian period; Minamoto no Yoritomo awarded it to the Nanbu clan in the early Kamakura period after the defeat of the Northern Fujiwara (1189).