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Imoto wa Shitteiru
Alternative TitlesA Little Sister Knows
• Imouto wa Shitteiru• Imōto wa Shitteiru• My Sister Knows• 妹は知っている• 妹妹是知道的
Synopsis
At work, Miki Kiichirou is a dull office worker who is considered expressionless and boring. He stands out at drinking parties and doesn't seem to have any fun. But only I, his little sister, know that my big brother is actually “the most interesting in the world”.