Serika

Nanohana (菜花) officially Nanohana Metropolis (菜花都), is one of the 48 prefectures of Nakama. Nanohana is the capital of Nakama, the center of the Greater Nanohana Area, and the 2nd most populous metropolitan area in the world. It's the home of Nakama Government and Imperial family of Nakama. Nanohana located in Kitaseki region on the largest island of nakama, Seijima Island. Nanohana special prefecture originally divided into 2 different prefecture, Nanohana Capital City and Nanohana Prefecture until the merge in 1953.

Located in the mouth of Serika Bay, Nanohana was known as Serika prior to the movement of Imperial Palace from Ichihara toward Nanohana Imperial Palace in 1821. Nanohana history mostly remarked as the capital of ruling Kurahashi Shogunate since 1603 until the dawn of world war 2. Nanohana Imperial Palace complex was a historical site in Nakama which include the late Serika Castle other historical landmark in Nanohana includes Ayakashi Shrine which built in 12th century. Modern landmarks in the city includes Nanohana Tower, Sunshine Bridge and the Mizugishi Tower.

Today Nanohana is one of world leading city and considered as an Alpha City with very high quality of life comparable with Tokyo, Seoul, New York City and London. In 2015, the city income US$372.9 M which make GDP percapita US$37,291. Major company based on the city including Setsu Electrical Co. Ltd, Nagisa Electronic, Rinko Digital, and Koeta Motors providing majority of the city incomes.