This cute weeaboo mug features the kanji for "senpai" and the words "certified senpai" and is perfect for anime fans! "Senpai" originates from anime and manga. It's someone older than you. Someone you look up to. If they give the slightest attention to you, you sort of explode. They are just really admired by you and if you are a senpai, bask in it!