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The Gray Bodyguard is an enemy in Nekketsu Kōha Kunio-kun. They are sharp-dressed yakuza thugs of the Sanwakai (三和会 "Sanwa Gang"). They are armed with icepicks, which they use to perform a powerful attack that can take down Kunio in a single hit. Although to make up for this powerful attack, it has a slower startup time. This enemy is also exclusive to the arcade version.