[10] At the 2018 Final Battle event, Klein won the Women of Honor World Championship for the first time, where she defeated the champion Sumie Sakai in a Four Corner Survival match, which also involved Madison Rayne and Karen Q.
Klein regained the championship on April 6, 2019 at ROH's Madison Square Garden debut, the G1 Supercard, and shook hands with Iwatani afterwards, turning face in the process.
[12] On September 27, 2019 at Death Before Dishonor XVII Kelly Klein lost the ROH Women of Honor Championship to Angelina Love.
She previously spoke out against the company on Twitter for refusing to pay her a living wage and ROH not having a concussion protocol and not allowing her time off to heal from injury.
[16] Following the tournament, Klein and Bea unsuccessfully challenged Oedo Tai (Hana Kimura and Kagetsu) for the Goddesses of Stardom Championship.