Atsuko Maeda - 前田敦子 Photo Gallery Japanese idol group AKB48 TeamA. Her nickname is Acchan. Maeda Atsuko is a Japanese idol singer. She is part of Akihabara48's 'Team. Atsuko Maeda 前田敦子 / MAEDA Atsuko is a member of the idol group AKB48, Team A. Atsuko Maeda, AKB48 Atsuko Maeda First Shashinshu "Hai", First photo book. Find AKB48 Atsuko Maeda Photobook [Hai] in the Collectibles , Photographic Images , Contemporary.