Red Velvet 4th Concert : R to V: The R to V Tour was South Korean girl group Red Velvet's fourth solo concert and second world tour. It began on April 1, 2023, in Seoul, South Korea, and concluded on June 6, 2023, in London, England. The tour included 11 concerts across 9 cities in 9 countries. The tour was announced on March 27, 2023, and featured shows in various locations across Asia and Europe. The second show at Seoul's KSPO Dome was broadcast on SM Beyond LIVE and Korea Now TV.