Fire Emblem If - Byakuya Oukoku (Japan) (ファイアーエムブレムif 白夜王国) is a tactical role-playing game developed by Intelligent Systems and published by Nintendo for the Nintendo 3DS. It is the twelfth installment in the Fire Emblem series, and a remake of the Japan-only Fire Emblem Gaiden. Set in the continent of Fódlan, the game follows the player's character, a mercenary, as they are caught up in a struggle between the three nations of Fódlan. The player can choose between the three nations to align with, and the story changes depending on the nation chosen. The game features a variety of tactical elements, such as the ability to move characters around the battlefield and use special abilities. It also features a new weapon triangle system, which allows players to exploit weaknesses in enemy units. The game also features a new “My Castle” mode, which allows players to customize their own base and interact with other players. The game features a variety of characters, each with unique personalities and abilities. The player's character is customizable, and the player can choose from a variety of classes and weapons. The game also features a wide range of support conversations between characters, which can affect the relationships between them. Fire Emblem If - Byakuya Oukoku (Japan) is a tactical role-playing game with a unique story and a variety of tactical elements. With its deep character relationships and customizable characters, it is sure to provide hours of tactical entertainment.