I was rewatching some Dragonball episodes and saw this
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The InoShikaChoThey both got it from that.The name is a reference to a card combination in the Hanafuda card game, Koi-Koi; Inoshikachō uses the Boar (猪, Ino), the Deer (鹿, Shika), and the Butterfly (蝶, Chō).