Aikatsu! 365-nichi no Idol Days (Japan), アイカツ！365日のアイドルデイズ (Japan) is a rhythm-based simulation game for the Nintendo 3DS developed by Bandai Namco Entertainment. The game is based on the popular Japanese anime and manga series Aikatsu!, and is the first game in the series to be released for the 3DS. Players take on the role of an aspiring idol, and must manage their time and resources to become the top idol in the world. The game features a variety of activities, such as attending auditions, taking part in photo shoots, and performing live concerts. Players can also customize their avatar and create their own unique idol group. With a vibrant cast of characters, catchy music, and an addicting gameplay loop, Aikatsu! 365-nichi no Idol Days (Japan) is sure to keep players engaged for hours.