Azur Lane: Bisoku Zenshin! Hokorashiki Bokou ni Shukusai wo

アズールレーン びそくぜんしんっ! 誇らしき母港に祝祭を

Javelin, Z23, Laffey, and Ayanami help Sirius practice as a maid for an upcoming party, while South Dakota and Massachusetts practice the piano.