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Yoroshisan Pharmaceuticals (ヨロシサン製薬, Yoroshisan Seiyaku) is a medical company that does illegal business such as bio-engineering ninjas. They are affiliated with the Soukaiya.

History[]

They were investigated by Nancy Lee and Ninja Slayer. They create bio-ninjas.

Members[]

Head[]

Experiments[]

  • Cockatrice (deceased; killed by Ninja Slayer)
  • Genocide (escaped)
  • Manticore (deceased; killed by Ninja Slayer)
  • Lobster (deceased; killed by Ninja Slayer)
  • Forest Sawatari (defected)
  • Frogman (defected)
  • Disturbed (defected)
  • Notorious (defected, deceased; killed by Ninja Slayer)

Associates[]

  • Jose (deceased; killed by Yoroshisan Pharmaceuticals)
  • Clone Yakuza (mass-produced troops)
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