On May 5, 2007, Matsumoto teamed with Shuu Shibutani to face veterans Mariko Yoshida and Meiko Satomura. She scored the pinfall against mentor Mariko Yoshida with her Backdrop Driver finisher. On October 7, Matsumoto teamed with fellow Ibuki worker Tomoka Nakagawa to debut in Ice Ribbon, with the pair scoring the victory over Aoi Kizuki & Miki Ishii.
