Tsuyama Castle Ruins — Sakura no Meiho Cherry Blossom Fortress

Tsuyama Castle (津山城, Tsuyama-jō), also known as Kakuzan Castle, was once one of Japan's three greatest hilltop castles alongside Himeji and Matsuyama, renowned for its massive stone walls and complex multi-tiered defenses. Built in 1616 by feudal lord Mori Tadamasa, the castle featured 77 turrets and over 20 gates spread across a hilltop fortress — only the stone foundations remain today after the keep and structures were demolished during the Meiji period (1874).

Despite the loss of wooden buildings, the castle ruins, now Kakuzan Park (鶴山公園), remain spectacular due to the intact stone walls that rise in dramatic tiers up the hillside, and approximately 1,000 cherry trees that bloom across the grounds each spring (late March–early April). The site is designated one of Japan's Top 100 Cherry Blossom Viewing Spots (日本さくら名所100選), and during peak bloom, the stone walls framed by pink cherry blossoms create breathtaking views. A reconstructed turret (備中櫓, Bicchu Yagura) was completed in 2005 using traditional techniques, offering interior exhibits and panoramic views of Tsuyama city. The ruins provide insight into Edo-period castle architecture and defensive strategy while serving as a beloved seasonal gathering place for hanami (cherry blossom viewing).