ONE Championship fans are thrilled to see that the 'Hitman' Liam Harrison is on his way back to the Circle.After 22 months on the shelf following a brutal knee injury suffered in his lone world title opportunity against Thai legend Nong-O Hama at ONE on Prime Video 1, Harrison will return on June 7 when the promotion presents ONE 167, live from Impact Arena in Bangkok, Thailand.“Hitman” is BACK. UK legend Liam Harrison makes his highly anticipated return to ONE on June 7 to take on Japan's Katsuki Kitano in a bantamweight Muay Thai scrap!" View this post on Instagram Instagram PostFans on social media shared their excitement over Harrison's long-awaited comeback, lighting up the comments on Instagram by writing:"@liambadco finally, he's bakkkkkkkkk.""Always stoked to see @liambadco throw down! Super happy the Hitman is back!""I've waited so long to see him fight again.""VIOLENCE LFG.""Old Skool. Let's go @liambadco.""You love to see it.""King is back."Liam Harrison faces a tough test in his return to the Circle at ONE 167Liam Harrison will have a tough test waiting for him when he steps back onto martial arts' biggest global stage. Welcoming the 'Hitman' back is 27-year-old Japanese standout Katsuki Kitano. With 25 career wins to his credit, including a unanimous decision victory over Halil Kutukcu in his ONE Championship debut last year, Kitano has all the makings of a star in the art of eight limbs.However, Harrison will go into the bout with a huge advantage when it comes to experience, having fought nearly four times more than this ONE 167 opponent. That could prove to be the difference-maker when Harrison returns to action.ONE Championship fans in North America can watch ONE 167 live and for free on Amazon Prime Video in U.S. Primetime on Friday, June 7.